I am reluctant to use the strategy__________it serves a very clear purpose. A．

A.reluctance

B.reluctant

C.reluctantly

D.relax

--Could you tell us where the post office is？ --______

A、No, I am busy.

B、Sorry, I am new to the city too.

C、It is not next to the hospital.

D、You can buy a map.

A.is; are

B.am; are

C.am; is

D.are; is

Getting acquainted () Sara was a special treat; I am indebted to her for joining us at dinner on such short notice.

A、by

B、with

C、of

D、about

A.A.to worry

B.B.in worrying

C.C.for us worrying

D.D.with us to worry

A.I'd like to, but I am not sure I have time.

B.Oh, come on!

C.This Friday evening?

A.either of us are

B.neither you nor me is

C.neither you nor me are

D.neither you nor I am  

A.I’d love to. Where shall we meet？

B.I am not OK with that.

C.Who do we play with？

D.That is a piece of cak

A. blamed… for

B. blamed…on

C. blamed… to

D. blamed…at .