I am ______ sorry for the last-minute cancellation of the meeting．（terrible)

I am well acquainted ()local conditions and have excellent business connections.

A、for

B、through

C、by

D、with

A.am not

B.am

C.do

D.do not

A.treat

B.influence

C.ask

D.change

I am sorry()()() written you a letter at the time.

A、 to have not

B、 to not have

C、 not to have

D、 not having

A.动宾从句

B.介宾从句

C.形宾从句

A.see off

B.will see

C.will be seeing off

D.am seeing of

A.wait

B.To wait

C.waiting

D.waited

A. as far as

B.as much as

C.as long as

D.as many as