问题

Hawking believes the earth is unlikely to be the only planet _____ life has developed gradually.

A:that
B:why
C:where
D:whose;

正确答案是：

同类题型

_______ is the cinema from here –- About _____________.

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Do you have _____ apples— Sorry, I don’t have ____, but I have _____ oranges.

1Dad, mytrousers are old. I want to buy a new ________.

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