_______ the house on fire, he dialed 119.A．To see　　　B．Seeing　　　C．Having seen　　　D

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_______ the house on fire, he dialed 119.

A．To see　　　

B．Seeing　　　

C．Having seen　　　

D．Being seen

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解析

略

举一反三

.I fell down and broke three of my teeth. I wonder how many times I have to come here and get my false teeth _______.　

A．fix　　　

B．fixing　　　

C．fixed　　　

D．to fix

题型：不详难度：| 查看答案

We’re _______ to listen to her _______ voice. It’s _______ to hear her sing.

A．pleased; pleasing; pleasure	B．pleased; pleasant; a pleasure
C．pleasing; pleased; a pleasure	D．pleasing; pleasant; pleasure

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_______ a post office, I stopped _______ some stamps.　

A．Passed, buying

B．Passing, to buy　

C．Having passed, buy

D．Pass, to buy

题型：不详难度：| 查看答案

The teacher came into the classroom _______ by his students.　

A．following

B．to be following

C．followed

D．having followed.

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.With the money _______ , he couldn’t buy any ticket.　

A．to lose　　　

B．losing　　　

C．lost　　　

D．has lost

题型：不详难度：| 查看答案