Did you find __________very interesting to play yo-yo?
| A．this | B．it’s | C．that | D．it |
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 |