题目内容
He _____ at home because of his illness.
[ ]
A．had got to be educated
B．had to educate
C．had been educating
D．has got to educating
答案：
解析：
解析：
|
have/has got to do sth. 意为“不得不做某事”．此句意为“因为疾病他不得不在家接受教育”，因此须用被动语态． |
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He ________ at home all the morning.
[ ]
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A．kept staying |
B．kept on staying |
|
C．kept to stay |
D．kept on to stay |