单项选择题

I have a small token of our gratitude（）

A. that the process can be made simpler.
B. when we look at this question.
C. which is the Mark 2 project.
D. which I would like you to have.

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单项选择题

A. we’ve ever given before.
B. but I got nothing out of it.
C. or it will have to look elsewhere.
D. I am afraid we can go no further.

单项选择题

A. find through
B. find
C. find over
D. find out

单项选择题

A.up
B.on
C.down
D.over