A. will you B. shall we C. don't we D. isn't it
A. a B. An C. the D. /
A. Development B. environment C. government D. treatment
A. hardly B. exactly C. luckily D. nearly
A. Unless B. If C. Though D. Since
A. tidy it up B. tidy up it C. tidy them up D. tidy up them
A. interest B. interesting C. interests D. interested
A. which to do B. which to answer C. what to do D. how to answer
A. is born in B. was birth on C. were born in D. was born on
A. rains B. is raining C. rained D. has rained
A. open it B. turn on it C. turn it off D. turn it on
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