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【单选题】
按酸性由弱排列,顺序正确的是A.
H 2 Te， H 2 S， H 2 Se
B.
H 2 Se，H 2 Te，H 2 S
C.
H 2 Te，H 2 Se，H 2 S
D.
H 2 S，H 2 Se ，H 2 Te
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【单选题】This box is too heavy, ______give me a hand?
A.
would you mind
B.
will you like to
C.
would you please
D.
were accepted
【单选题】This box is too heavy for the child . [ ]
A.
to carry it
B.
to carry
C.
carrying
D.
carrying it
【单选题】This box is too heavy, ______ give me a hand?
A.
would you mind
B.
would you please
C.
will you like to
D.
will you please to
【单选题】This box is too heavy. Could you ____ it for me, please? [ ]
A.
take
B.
bring
C.
carry
D.
lend
【单选题】—This box is too heavy for me to carry upstairs. --________ .
A.
You may ask for help
B.
I’ll give you a hand
C.
Please do me a favor
D.
I’d come to help
相关题目：
【单选题】This box is too heavy for the child . [ ]
A.
to carry it
B.
to carry
C.
carrying
D.
carrying it
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