主谓一致 能答几个答几个,1.The first exercise should be done in class an
3个回答
1 B
------如果是the other,就是 is to be done.the rest == the others except the first .
2 A
------Careless and untidy writing,因为writing是单数概念,而Careless and untidy只是定语,不能决定单数或者复数.
3 A
------ == There is THE AMOUNT OF only two pounds of butter and a few packets of tea left.
你的句子里面,THE AMOUNT OF 习惯性地被省去了
4 B
=== 把 that you should not have let the secret out 放在句子开头,理解起来就容易了：
( That you should not have let the secret out ) APPEARS to be your mistake.
（-- - -）中的内容是主语-------做单三处理+ appears + -- - - -.
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