—This Math problem isn’t easy for Jack to work out, is it?—_______. He is far better at Math problems than we expected.
Let’s ________ to the park ?A. go B. goes C. going
---_______ do they go to school ? ---At 6 o’clock .A. When B. What C. Where
What do you do ________ Monday ?A. in B. at C. on
He is as ________ as his father .A. tall B. taller C. shorter
There ________ a book on the floor .A. am B. is C. are