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【单选题】
长春新碱是哪种类型的抗肿瘤药（）A.
生物烷化剂
B.
抗生素类
C.
抗有丝分裂类
D.
肿瘤血管生成抑制剂
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举一反三
【单选题】I got a new battery for my recorder only last week, but it seems to have ______ already.
A.
worn out
B.
run down
C.
knocked off
D.
gone off
【简答题】论述为适应道路清扫作业,对清扫机侧盘刷的性能有何要求?
【判断题】Since your competitors have already spent a lot of money in advertising new products ,it would be useless for you to do so .
A.
正确
B.
错误
【单选题】While travelling, I had to Charge up my digital camera every day as the battery _______quickly. [ ]
A.
shut up
B.
ran out
C.
ended up
D.
turned out
【单选题】---- The battery in my cell phone is running low. ---- I _____ that last night before we went to bed.
A.
was noticing
B.
have noticed
C.
had noticed
D.
would notice
【单选题】A: How would you like us to pack your products? B: Since there are glasses and fragile items, I think you'd better use _______.
A.
bags
B.
drums
C.
casks
D.
wooden boxes
【单选题】Since I attended the Canton Fair last year, I've been ( ) being here to konw more about your products.
A.
look forward
B.
looking forward to
C.
looked forward
D.
looked forward to
【单选题】Since your products are ____ their superior quality and beautiful design, I want a ____ to have a look.
A.
known for, simple
B.
known that, sample
C.
known about, simple
D.
known for, sample
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