这几天google很不正常，不仅仅是大陆。
解决方法，在hosts文件中添加以下映射, 测试速度很快。
203.208.46.176 0-focus-opensocial.googleusercontent.com
203.208.46.176 3hdrrlnlknhi77nrmsjnjr152ueo3soc-a-calendar-opensocial.googleusercontent.com
203.208.46.176 accounts.google.com
203.208.46.176 ajax.googleapis.com
203.208.46.176 android.l.google.com
203.208.46.176 a-oz-opensocial.googleusercontent.com
203.208.46.176 apis.google.com
203.208.46.176 appengine.google.com
203.208.46.176 bks0.books.google.com
203.208.46.176 bks1.books.google.com
203.208.46.176 bks2.books.google.com
203.208.46.176 bks3.books.google.com
203.208.46.176 bks4.books.google.com
203.208.46.176 bks5.books.google.com
203.208.46.176 bks6.books.google.com
203.208.46.176 bks7.books.google.com
203.208.46.176 bks8.books.google.com
203.208.46.176 bks9.books.google.com
203.208.46.176 blogsearch.google.cn
203.208.46.176 blogsearch.google.com.hk
203.208.46.176 books.google.com
203.208.46.176 browserchannel-docs.l.google.com
203.208.46.176 browserchannel-spreadsheets.l.google.com
203.208.46.176 browsersync.google.com
203.208.46.176 cache.pack.google.com
203.208.46.176 calendar.google.com
203.208.46.176 chatenabled.mail.google.com
203.208.46.176 checkout.google.com
203.208.46.176 chrome.google.com
203.208.46.176 clients1.google.com
203.208.46.176 clients1.googleusercontent.com
203.208.46.176 clients2.google.com
203.208.46.176 clients2.googleusercontent.com
203.208.46.176 clients3.google.com
203.208.46.176 clients3.googleusercontent.com
203.208.46.176 clients4.google.com
203.208.46.176 clients4.googleusercontent.com
203.208.46.176 clients5.google.com
203.208.46.176 clients5.googleusercontent.com
203.208.46.176 clients6.google.com
203.208.46.176 clients6.googleusercontent.com
203.208.46.176 clients7.google.com
203.208.46.176 clients7.googleusercontent.com
203.208.46.176 code.google.com
203.208.46.176 csi.gstatic.com
203.208.46.176 desktop.google.com
203.208.46.176 desktop2.google.com
203.208.46.176 ditu.google.cn
203.208.46.176 ditu.google.com
203.208.46.176 dl.google.com
203.208.46.176 docs.google.com
203.208.46.176 earth.google.com
203.208.46.176 encrypted.google.com
203.208.46.176 encrypted.google.com.hk
203.208.46.176 encrypted-tbn0.google.com
203.208.46.176 encrypted-tbn1.google.com
203.208.46.176 encrypted-tbn2.google.com
203.208.46.176 encrypted-tbn3.google.com
203.208.46.176 feedback.googleusercontent.com
203.208.46.176 finance.google.com
203.208.46.176 fonts.googleapis.com
203.208.46.176 g0.gstatic.com
203.208.46.176 gg.google.com
203.208.46.176 ghs.google.com
203.208.46.176 ghs.l.google.com
203.208.46.176 google.com
203.208.46.176 google.com.hk
203.208.46.176 googlecl.googlecode.com
203.208.46.176 googlehosted.l.googleusercontent.com
203.208.46.176 id.google.cn
203.208.46.176 id.google.com
203.208.46.176 id.google.com.hk
203.208.46.176 images.google.com
203.208.46.176 images.google.com.hk
203.208.46.176 images0-focus-opensocial.googleusercontent.com
203.208.46.176 images1-focus-opensocial.googleusercontent.com
203.208.46.176 images2-focus-opensocial.googleusercontent.com
203.208.46.176 images3-focus-opensocial.googleusercontent.com
203.208.46.176 images4-focus-opensocial.googleusercontent.com
203.208.46.176 images5-focus-opensocial.googleusercontent.com
203.208.46.176 images6-focus-opensocial.googleusercontent.com
203.208.46.176 images-lso-opensocial.googleusercontent.com
203.208.46.176 images-oz-opensocial.googleusercontent.com
203.208.46.176 images-pos-opensocial.googleusercontent.com
203.208.46.176 investor.google.com
203.208.46.176 khms0.google.com
203.208.46.176 khms1.google.com
203.208.46.176 labs.google.com
203.208.46.176 large-uploads.l.google.com
203.208.46.176 lh1.ggpht.com
203.208.46.176 lh1.googleusercontent.com
203.208.46.176 lh2.ggpht.com
203.208.46.176 lh2.googleusercontent.com
203.208.46.176 lh3.ggpht.com
203.208.46.176 lh3.googleusercontent.com
203.208.46.176 lh4.ggpht.com
203.208.46.176 lh4.googleusercontent.com
203.208.46.176 lh5.ggpht.com
203.208.46.176 lh5.googleusercontent.com
203.208.46.176 lh6.ggpht.com
203.208.46.176 lh6.googleusercontent.com
203.208.46.176 m.google.com
203.208.46.176 mail.google.com
203.208.46.176 mail-attachment.googleusercontent.com
203.208.46.176 maps.google.cn
203.208.46.176 maps.google.com
203.208.46.176 maps.gstatic.cn
203.208.46.176 maps.gstatic.com
203.208.46.176 maps-api-ssl.google.com
203.208.46.176 mt0.google.cn
203.208.46.176 mt0.google.com
203.208.46.176 mt1.google.cn
203.208.46.176 mt1.google.com
203.208.46.176 mt2.google.cn
203.208.46.176 mt2.google.com
203.208.46.176 mt3.google.cn
203.208.46.176 mt3.google.com
203.208.46.176 mts0.google.com
203.208.46.176 mts1.google.com
203.208.46.176 music.google.com
203.208.46.176 music.googleusercontent.com
203.208.46.176 music-streaming.l.google.com