Not until all the fish died in the river ____________ how serious the pollution was.
| A．did the villagers realize |
| B．the villagers realize |
| C．the villagers did realize |
| D．didn’t the villagers realize |
Guangdong lies＿＿＿the south of China and Fujian is＿＿＿the east of it. Hainan is＿＿the coast of the
mainland.
| A．in； in； on | B．in； on； off |
| C．on； to； on | D．in； to； away |
We offered him our congratulations＿＿＿＿＿his passing the college entrance exams.
| A．at | B．on | C．for | D．of |
—— How long has the bookshop been in business?
—— ＿＿＿＿＿＿1987.
| A．After | B．In | C．From | D．Since |
In Hangzhou Mr. Black was so struck＿＿＿＿the beauty of nature that he stayed＿＿＿another night.
| A．at； on | B．with； at | C．for； in | D．by； for |
He is running＿＿＿＿the wind towards the station＿＿＿＿＿
Tom running ＿＿＿＿＿＿＿＿the right.
| A．down； and； on | B．against； with； on |
| C．for； with； in | D．with； while； to |