单项选择题

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A.Sure.
B.Thanks.
C.Excuse me.
D.Yes, pleas
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单项选择题
A.The woman is hard-working.B.The woman should take fewer jobs.C.The woman should take care of the man.D.The woman is in bad healt
A.The woman is hard-working.
B.The woman should take fewer jobs.
C.The woman should take care of the man.
D.The woman is in bad healt
单项选择题
Human beings have already made use of ______ .
A.nuclear energy in the lab under the sea
B.salt water resource as fresh water
C.minerals, chemicals and oil taken from the sea
D.farms under the sea
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