题目内容
Most probably it will be another 7 hours _____ you can have next meal, so each of you must have your stomach full.
| A．since | B．when | C．after | D．before |
D
解析试题分析：固定句式：It be 一段时间 before…一段时间以后某事才发生；如果before后面使用一般现在时，前面的主语使用将来时；如果before后面使用一般过去时，前面也使用一般过去时；句义：很可能7小时以后你们猜能吃下一顿饭，所以现在你们必须把肚子吃饱。故D正确。
考点：考察固定句式
Tom is an honest man; I say it,_________ I have been against him.
| A．even though | B．as long as | C．as if | D．and yet |
You should wear a shirt with long sleeves _______ you get burnt in the sun.
| A．in case | B．so that | C．although | D．because |
you meet with new words when reading English articles , you can guess the meaning first .
| A． Every time | B．First time | C．For the first time | D．At the time |
It is difficult for us to learn a lesson in life ______ we’ve actually had that lesson.
| A． until | B．after | C．since | D．when |
You can’t avoid _____ your job tomorrow ______ you work hard today.
| A．losing; unless | B．to lose; though | C．losing; until | D．to lose; if |
a student is found cheating in the exam, he will not escape from being punished.
| A．While | B．Though | C．Until | D．Once |
Jane had just finished her homework ________ her mom asked her to practice playing the violin yesterday.
| A．when | B．while | C．after | D．before |
I was about to give up my effort to solve a problem __________ a good idea struck me.
| A．when | B．while | C．until | D．before |