题目内容
You will be able to get good marks ________.
[ ]
A.while you are doing your homework by yourself
B.if you do some revision every day
C.before you begin to study hard
D.until you follow your teachers' advice
答案:B
解析:
解析:
思路分析:根据从句与主句的逻辑关系,可判断出从句所表示的是一个条件.按照英语动词时态的呼应原则,主句为一般将来时,条件状语从句应用一般现在时代替一般将来时.其他三个选项填入句中意思不通. |
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