![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
I didn't know the word. I had to______ a dictionary.A.look outB.make outC.refer toD.go ove
I didn't know the word. I had to______ a dictionary.
A.look out
B.make out
C.refer to
D.go over
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
I didn't know the word. I had to______ a dictionary.
A.look out
B.make out
C.refer to
D.go over
Which of the following is true according to this passage?
A.Not until about 1960 did the word bionics come into being.
B.Bionics is the study of the systems in animals.
C.Bionics is the only study of the eyes and ears of some creatures.
D.People didn't know much about the science of bionics until 1960.
The mason ______ I didn't do this exercise is I didn't know how to do it.
A.why...because
B.why...that
C.for...that
D.that...because
I didn't know what to do but then an idea suddenly ______ me.
A.happened to
B.entered
C.occurred to
D.took place
I didn't know the answer, ______.
A.neither he did
B.neither did he
C.neither he knew
D.he didn't neither
– I didn't know my identity card was needed, sir.
– ________________________________
A: Sorry, but that's no excuse.
B; I don't believe you.
C; How dare you say that?
He didn' t know I was in his office. He was too busy to ______ me.
A.pay attention to
B.notice
C.know
D.realize
A.happened to
B.happened upon
C.occurred to
D.occurred upon
I didn’t know you() a previous supplier.
A、 were
B、 be
C、 are
A: I didn't know this was a one-way street to that avenue, officer. B:______
A.That's all right.
B.You are sure.
C.How dare you say that ?
D.Sorry, but that's no excuse.
A.point out
B.point at
C.point in
I didn’t know what e-mail, but then an idea suddenly_____to me
A.should I send…happened
B.I should send…entered
C.I should send…occurred
D.should I send...hit