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【单选题】
干热灭菌箱灭菌，物品包装不能过大，体积不应超过（）。A.
30cm×30cm×25cm
B.
30cm×30cm×50cm
C.
10cm×10cm×20cm
D.
20cm×20cm×2cm
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反馈参考答案：
举一反三
【单选题】——________ Mary happy today? ——I don’t think so. She ________ look happy this morning.
A.
Is, isn’t
B.
Is, doesn’t
C.
Does, doesn’t
D.
Does, isn’t
【单选题】— ________ the girls happy? — No, ________. [ ]
A.
Are; they aren't
B.
Are; they are
C.
Are; there aren't
D.
Are; there are
【简答题】that he wasn't happy with the arrangements, I tried to book a different hotel. A) Puzzling B) Penetrating C) Perceiving D) Preserving
【单选题】—Happy Halloween! —_______ [ ]
A.
Happy New Year!
B.
The same to you!
C.
Thank you!
D.
Don't say that.
【简答题】He was so happy to go home that he couldn’t sleep on the train． He was ______ happy to sleep on the train because he was going home．
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