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They ______ in the library then. ( )
A.are
B.was
C.were
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0.99难度 选择题 更新时间:2019-11-28 02:20:37
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同类题1
用所给词的正确形式填空。
1. We can use solar panels to
__________
(change)sunlight into electricity.
2. It
__________
(be)motion energy.
3. They come from the remains of dead
__________
(plants) and
__________
(animals).
同类题2
____ you taking photos? ( )
A.Is
B.Are
C.Do
同类题3
—_____ it winter now(现在)? ( )
—No, it isn`t.
A.Does
B.Is
C.Are
同类题4
单词正确形式填空
1.I_____(be) doing homework now.
2.Mike and John ______(be) drawing pictures.
3.Amy ____ (be)reading a book.
4.We are __________(write) an e-mail.
5.Zhang Peng is _________ (listen) to music.
同类题5
What colour ______ your computer? ( )
A.is
B.are
C.in
相关知识点
词法
一般过去时
动词
系动词