D.clean
keep+形容詞,保持……
it is hard to keep the classroom______ with so many kids.
it is hard to keep the classroom______ with so many kids.
A.cleaning B.to clean C.cleaned D.clean
我選的A,可我覺得B也對,到底該選哪一個
A.cleaning B.to clean C.cleaned D.clean
我選的A,可我覺得B也對,到底該選哪一個
英語人氣：942 ℃時間：2020-02-01 09:51:13
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