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【判断题】
禾谷类作物籽粒蛋白质含量一般表现为低、低趋势。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】—Did you eat yet? —______.
A.
Yes, let's have lunch together
B.
No, let's go there sometime
C.
No, about an hour ago
D.
Yes, about an hour ago
【单选题】—Did the policeman let you in?
A.
I'm sorry you've been waiting so long, but it'll still be some time ________ Brian gets back.
B.
before
C.
since
D.
till
E.
where
【单选题】------Did the policeman let you in? ------No, ________ I told him who I was．
A.
Unless
B.
Once
C.
as though
D.
even if
【单选题】---Can you let me know yesterday? ---Because the traffic was bad.
A.
why did you come late
B.
why you came late
C.
why do you come late
D.
why you come late
【单选题】—_____ did you always get the first place? Could you let me know? —Only because I like it and practice every day. [ ]
A.
What
B.
When
C.
Where
D.
Why
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