_____interesting work it is to teach children！
A. How B. What C. What an D. How an
.---I want to know if your son will go to the zoo. If your son does, so __________.
--- Well, he is glad to be there.
A.does B.he does C.will mine D.does mine
---How long has the meeting __
_____?
--- Just a minute. I will check the time.
A. begun B. started C. been on D. been begun
----He’s never seen to eat so much food,______________?
----No, he always eats a little.
A. is he B.
isn’t he C.has
he D.has
n’t
he
The teacher came in, ______ a smile ______ his face.
A.with; on B. on; with C. with; in D. and; on
---This is useful machine which was made in ________thirteenth century
A. a, the B. an , the C. /, the D. the , /
