A. in B. on C. at D. from

A. It is B. They are C. This is

A. in B. on C. at D. to

【题目】— Why are you in such a hurry?
—I am dying to see my brother. He is coming back home tonight.
A.can't wait to
B.remember to
C.allow myself to

【题目】— Hurry up ! We must set off for the airport at once, or we may miss our plane.
—OK. I'll be ready in a minute.
A.leave
B.look
C.prepare

【题目】— Do you know the man with glasses?
—Yes, he is Mr. Green, a celebrated scientist. Everyone knows him.
A.patient
B.boring
C.famous

【题目】— Today is your birthday. How are you going to celebrate it?
—I will treat myself to a nice skirt.
A.find myself
B.make myself
C.buy myself

A. This, to B. It, for

C. This, for D. It, to

A. a B. an C. the D. 不填

---I study math by ____ lots of exercises.

A. How, doing B. How, do

C. When, do D. What, doing