I had just taken a bite of my hot dog ________ I heard a familiar voice yelling

题型：不详难度：来源：

I had just taken a bite of my hot dog ________ I heard a familiar voice yelling at me from across the crowded school yard.

A．before

B．while

C．since

D．when

答案

解析

考察连词。该句为固定句型，sb had just done sth when sb did sth
意为某人刚做完某事，突然……

举一反三

We all know the truth _____ there are air, water and sunlight there are living things.

A．where

B．wherever

C．that

D．that wherever

题型：不详难度：| 查看答案

You are saying that everyone should be equal, and this is ______ I disagree with you.

A．why

B．where

C．what

D．how

题型：不详难度：| 查看答案

__________ has been announced, we shall have our final exam next month.

A．As

B．It

C．That

D．What

题型：不详难度：| 查看答案

The patient"s son asked the doctor the question________his father could survive the big operation.

A．whether　　

B．if

C．that　　　

D．what

题型：不详难度：| 查看答案

________matters most in learning English is enough practice.

A．What　　　

B．Why

C．Where　

D．Which

题型：不详难度：| 查看答案