Stop doing things like that! Or you'll meet trouble _________.

[    ] 　　

A. sometime   B. sometimes   C. always   D. sooner or later

Gas, coal and oil are burnt to _______ electricity.

[    ]

A. bring   B. produce   C. have   D. cause

The pilot felt something ________ wrong with the engine before the plane took off.

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Will you ________ me which of them to buy?

[　　]

The servant was very ________. He fell ________ very soon.

[　　]

A．sleep; sleepy

B．sleepy; asleep

C．sleepy; sleeping

D．sleeping; sleepy

When I got to the classroom last night, I found my dictionary ________.

[　　]

We went to the park and nowhere _____ .

[　　]

The young was praised ________ what he had done for the old granny.

[　　]

My mother raised two ________ hens, and she got ________ of eggs every day.

[　　]

The book is ________ boring; it is, in fact, rather exciting and fascinating.

[　　]