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【单选题】
氢氧化钠滴定液滴定一元弱酸的最佳指示剂是（ ）。A.
酚酞
B.
甲基橙
C.
甲基红
D.
中性红
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【单选题】Dick made a phone call to his wife, ________ was certain about where the car key was.
A.
which
B.
what
C.
it
D.
who
【简答题】The man answered the phone in a loud voice at the meeting, _______made Andy annoyed. A, that B. what C. who D. which
【简答题】高层协议决定了一个网络的传输特性
【单选题】(2014·北京市东城区第一学期期末)The man answered the phone in a loud voice at the meeting，________made Andy annoyed.
A.
that
B.
what
C.
who
D.
which
【单选题】听力原文：M: There was a phone call for you earlier today. W: Who was it? I have been expecting a call from John all day. Q：What does the woman want to know? (4)
A.
Who made the phone call.
B.
What the call was about.
C.
Who came earlier than he.
D.
When John called him.
【单选题】TV is so often a parents good friend, keeping kids happily occupied so the grownups can cook dinner, answer the phone, or take a shower. But【C1】______ that electronic babysitter is not an educational【...
A.
hopefully
B.
unfortunately
C.
interestingly
D.
unluckily
【单选题】TV is so often a parents good Mend, keeping kids happily occupied so the grownups can cook dinner, answer the phone, or take a shower. But【C1】______that electronic babysitter is not an educational【C2】...
A.
hopefully
B.
unfortunately
C.
interestingly
D.
unluckily
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