She is an excellent student in our class, and she always herself in h

题型：不详难度：来源：

She is an excellent student in our class, and she always herself in her studies.

A．hides

B．buries

C．covers

D．leaves

答案

解析

考查词组：bury oneself in doing埋头做…专心做，其他没有此意，句意：在我们班她是优秀的学生，总是专心学习，选B。

举一反三

Obviously, the book is for children aged between three and six.

A．defended

B．supported

C．convinced

D．intended

题型：不详难度：| 查看答案

In his spare time, he often listens to music or watches TV to himself.

A．encourage

B．entertain

C．educate

D．direct

题型：不详难度：| 查看答案

After a long walk, Mary’s legs _____ and she couldn’t run any further.

A．gave out

B．broke out

C．tired out

D．stuck out

题型：不详难度：| 查看答案

Hundreds of species are declared to _____ in the coming century.

A．die away

B．die out

C．die down

D．die off

题型：不详难度：| 查看答案

Please keep me _____ what happens.

A．informing by

B．informing of

C．informed of

D．informed by

题型：不详难度：| 查看答案