听到别人问“ How are you?”时,你应该回答:A. Fine, thanks.B. Sorry.
We_______police. A.is B. am C. are
I like jam_______bread. A. by B. with C.and
The children are _______an outing. A.on B. in C.above
What are you_______? A. doing B. do C. don’t
---How many triangles_______there?---There are sixteen triangles. A. are B. is C. am