--What were you doing at 9 o’clock last Sunday morning?
--I ________.
A. did my homework B. am doing my homework
C. do my homework D. was doing my homework
The accident ________ a windy night last year.
A. took place in B. took place on
C. happened in D. happened on
--How about your English?
--I found ________ hard to learn it well.
A. that B. it C. this D. one
He looks upset. He doesn’t know ________.
A.what to do it B. how to do it
C. how to do D. do what
Mrs. Smith eats _______ meat, so he is ________ fat now.
A.too much, too much B.much too, too much
C. too much, much too D. much too, much too
There are about two ________ students in the new-built school.
A.thousand B. thousands
C. thousands of D. thousand of
