If you have decided which bike to buy, you can ______ for it on the Internet and we will send it right to your home. 

In 1986, the Chinese government ________ a law stating that by the year 2000 every Chinese child would have nine years of compulsory education.

The disaster-stricken village was inaccessible ___________ by helicopter, and the storm added to the rescuers’ difficulty.

What terrible weather! It_____heavily for as long as eight hours.

When they had finished playing,the children were made to ______ all the toys they had taken out.