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【简答题】
先化简，再求值：图（ab+ab 图 ）-3（ab-1）-图ab 图 ，其中a=-图01图，b= 1 图01图 ．
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皮皮学刷刷变学霸
举一反三
【单选题】Will you go to the Great Wall if it ____ fine tomorrow?
A.
will
B.
was
C.
is going to be
D.
is
【单选题】— How do you usually go to work? — If it is fine, I _____ on foot. [ ]
A.
will go
B.
go
C.
have gone
D.
won't go
【单选题】-Would you like out for a picnic tomorrow? -Yes, if the weather is fine tomorrow. [ ]
A.
to go
B.
go to
C.
go
D.
going
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