Sally is busy ______ her homework.A．inB．atC．withD．on

题型：不详难度：来源：

Sally is busy ______ her homework.

A．in

B．at

C．with

D．on

答案

解析

考查固定结构。Be busy with sth.忙于某事；be busy doing sth.忙于做某事。所以选 C。

举一反三

—Are your shoes the same _______ Vivien’s? —Yes, they are.

A．as

B．like

C．from

D．to

题型：不详难度：| 查看答案

The work is so difficult that we can’t finish it in time ____.

A．of our own	B．to our own
C．on our own	D．with our own

题型：不详难度：| 查看答案

The park is a beautiful place _____ a big lake and many trees.

A．there is

B．with

C．has

D．have

题型：不详难度：| 查看答案

When the earthquake happened, people screamed ____ fear then they run ___ all directions.

A．of / in

B．with / to

C．in / in

D．in / for

题型：不详难度：| 查看答案

There are over sixty students in my class.

A．on

B．fewer than

C．more than

D．a lot of

题型：不详难度：| 查看答案