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【简答题】
共集电极放大电路的输出电压与输入电压同相，电压放大倍数近似为（），输入电阻（），输出电阻小。
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反馈参考答案：
举一反三
【简答题】The t_______ (羞怯的) student was afraid to talk to his teacher.
【单选题】I was very interested in ________ she told me. (2009)
A.
All that
B.
All which
C.
All what
D.
That
【单选题】乳香、没药的功效是
A.
既能活血行气,又能祛风止痒
B.
既能活血行气,又能消肿生肌
C.
既能活血行气,又能通经止痛
D.
既能活血行气,又能清心凉血
E.
既能活血行气,又能消肿解毒
【简答题】This _________ I will be very busy because I have many courses to take.
【单选题】( )10. I have a lot of homework to do. I’m very ______ today.
A.
successful
B.
strict
C.
interesting
D.
busy
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