—What should we do to prevent H7N9 bird flu?—...

—What should we do to prevent H7N9 bird flu?

—We must 　　　　　　 from crowded places.

A. come out         B. pass away

C. put out             D. keep away

九年级英语单项填空中等难度题查看答案及解析

—What can we do to ______ bird flu (禽流感) from spreading？

—Try not to buy or eat the chicken that has not been checked.

A. prevent　　 B. cause

C. discover　　 D. protect

九年级英语单项填空中等难度题查看答案及解析

—What can we do to________ bird flu from spreading?

—Try not to buy or eat chickens that have not been checked.

A. prevent　　 B. cause　　 C. discover

九年级英语单选题中等难度题查看答案及解析

-What can we do to ______bird flu from spreading？

-Try not to buy or eat chicken that has not been checked．

A.prevent B.cause C.discover D.damage

九年级英语单选题中等难度题查看答案及解析

---What should we do to fight A/H1N1 flu?

---We should wash hands often, avoid ______ to crowded places and so on.

A. go       B. going          C. gone       D. to go

九年级英语单项填空困难题查看答案及解析

We should start to do our homework right now. We must not _______ until tomorrow what we can do today.

A. put away 　　　　　 B. put off　

C. put up 　　　　　　 D. put on

九年级英语单项填空中等难度题查看答案及解析

H7N9 bird flu is a virus　　　　 can make people die. We’d better stay away from birds at present.

A. who　　 B. which

C. what　　 D. whom

九年级英语单选题中等难度题查看答案及解析

H7N9 bird flu is a virus 　　　　 can make people die. We’d better stay away from birds at present.

A. who　　　 　 　　 B. which

C. what　　　 　　 　 D. whom

九年级英语单项填空中等难度题查看答案及解析

H7N9 bird flu is a virus 　　　　 can make people die. We’d better stay away from birds at present.

A. who　　　　 B. which　　 C. what　　　　 D. whom

九年级英语单项填空中等难度题查看答案及解析

When H7N9 bird flu first appeared, people didn't know　　 doctors could cure it.

A. if　　 B. that　　 C. what

九年级英语单项填空中等难度题查看答案及解析