从所给的四个选项中选择最佳答案

Mary had her friend ______ the best one．

[　　]

A．choose　　　B．chosen　　　C．chose　　　D．to choose

从所给的四个选项中选择最佳答案

We shall go ______ we are free．

[　　]

A．however　　　B．wherever　　　C．whatever　　　D．whenever

从所给的四个选项中选择最佳答案

I don't think you'll be able to understand that ______ you are my age．

[　　]

A．even　　　B．only when　　　C．as if　　　D．even when

从所给的四个选项中选择最佳答案

It won't be long ______ you regret what you have done．

[　　]

A．after　　　B．before　　　C．since　　　D．then

从所给的四个选项中选择最佳答案

It's almost three years ______ I last saw her．

[　　]

A．since　　　B．when　　　C．that　　　D．after

从所给的四个选项中选择最佳答案

He didn't know ______ or stay．

[　　]

A．to leave　　　　　B．if that he should leave

C．if to leave　　　 　D．whether to leave

从所给的四个选项中选择最佳答案

The doctor insisted that one of the wounded soldier's legs ______off．

[　　]

A．be cut　　　　　B．must be cut

C．to be cut　　 　 D．must cut

从所给的四个选项中选择最佳答案

The novel is said ______ into many languages．

[　　]

A．to be translated　　　　　　B．being translated

C．to have been translated　　　D．having been translated

从所给的四个选项中选择最佳答案

Time passed quickly and three weeks went by ______ we knew it．

[　　]

A．before　　　B．after　　　C．when　　　D．till

从所给的四个选项中选择最佳答案

______ what may happen, I won't change my mind．

[　　]

A．Even if　　　B．Although　　　C．Perhaps　　　D．No matter