Don't ________ the matter because it's a serious business.

[　　]

If you look at the sentence more closely, you'll find there is a ________.

[　　]

The museum uses volunteers from the community who ________ guides toshow visitors the displays of local artists' work.

[　　]

I was ________ reading some book when he rang me up.

[　　]

A．in the name of

B．in the middle of

C．in the nature of

D．in the presence of

He's learning English ________.

[　　]

I enjoyed the evenings ___________ we spent to together.

A.that　　 B.what　　  C.where　　 D.where

E-mail，as well as telephones，_________ an important part in daily communication．

[　　]

It was _________ he said _________ disappointed me．

[　　]

Tony was very unhappy for __________ to the party．

[　　]

A．having not been invited

B．not having invited

C．having not invited

D．not having been invited

The _________ boy was last seen __________ near the East Lake．

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