题目内容
Perseverance is a kind of quality and that’s __________it takes to do anything well.
| A.what | B.that | C.which | D.why? |
A?
what在表语从句中作takes的宾语,构成“It takes sth.to do sth.”的句型。 ?
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| A.what | B.that | C.which | D.why? |