【单选题】_____ that he isn’t adequate to the present job, he devotes all his spare time to studying professional knowledge.
【单选题】He isn’t such a man ______ he used to be.
【单选题】—Michael has a temperature, so he isn’t able to come. —____
A.
I’m sorry to hear that.
【判断题】混合CCD以CCD为光敏区,以CMOS为信号读出区
【单选题】What is the man's problem?
A.
His roommate is noisy.
B.
He isn’t speaking to his roommate.
C.
He does not like his roommate.
D.
He doesn’t know his roommate very well.
【单选题】—Michael has a temperature, so he isn’t able to come. —____
A.
I’m sorry to hear that.