作业帮Our knowledge of computer.growing all the time .
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Our knowledge of computer.growing all the time .
A、be B 、 is C 、 are D、 were
Everyone except Tom and John .there when the meeting began .
A 、is B、was C、are D、were
A、be B 、 is C 、 are D、 were
Everyone except Tom and John .there when the meeting began .
A 、is B、was C、are D、were
1、B
因为knowledge是不可数名词,所以排除C、D,be动词要具体化,所以选B.
另外all the time表示一直持续,不是过去,所以也可以用来排除D.
2、B
这句可以转型为Everyone,except Tom and John,_____there when the meeting began.即expept A and B是为了补充说明的插入语,主干是 everyone____there...,everyone意味“每人”,是单数,所以在A、B中选.而meeting开始的时间是在过去,所以为B.
因为knowledge是不可数名词,所以排除C、D,be动词要具体化,所以选B.
另外all the time表示一直持续,不是过去,所以也可以用来排除D.
2、B
这句可以转型为Everyone,except Tom and John,_____there when the meeting began.即expept A and B是为了补充说明的插入语,主干是 everyone____there...,everyone意味“每人”,是单数,所以在A、B中选.而meeting开始的时间是在过去,所以为B.
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