专四
单选题New ideas sometimes have to wait for years __________ they are fully accepted.
参考答案：B进入在线模考
【译文】有时候新思想必须等待多年后才能被人们完全接受。
【解析】考查时间状语从句。before引导时间状语从句时表示主旬的动作发生在从句动作之前，一般译为 “……才……”，句中主句的动作wait发生在accept之前，故选B。when引导的时间状语从句，表示“当……时候”：after引导时则与before相反，表示主句的动作发生在从句动作之后。
【解析】考查时间状语从句。before引导时间状语从句时表示主旬的动作发生在从句动作之前，一般译为 “……才……”，句中主句的动作wait发生在accept之前，故选B。when引导的时间状语从句，表示“当……时候”：after引导时则与before相反，表示主句的动作发生在从句动作之后。
最新试题
Write on ANSWER SHEET THREE a note of about 50-60 words base
类型：简答题2014-02-26
In some countries young people are encouraged to work or tra
类型：简答题2014-02-26
What does the author suggest as the primary factor of formi
类型：单选题2014-02-26
What would the author benefit from the habit?
类型：单选题2014-02-26
The author would read the words aloud _________．
类型：单选题2014-02-26
What was the first new habit that the author would accompli
类型：单选题2014-02-26
根据以下资料，回答题：
类型：单选题2014-02-26
Dried foods
类型：单选题2014-02-26
Nowadays vegetables are most commonly dried
类型：单选题2014-02-26
Alkaline solutions are used to
类型：单选题2014-02-26