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【单选题】
设 +4，其中 均为非零的常数，若 ，则 的值为.m（ ）A.
1
B.
3
C.
5
D.
不确定
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举一反三
【单选题】I’m Japanese. Where ________ from?
A.
do you come
B.
you are coming
C.
you come
D.
are you comi ng
【单选题】—How are you doing,Daisy？ — ,thank you.
A.
I'm OK
B.
I'm a teacher
C.
I'd love to
D.
I'm coming
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【单选题】--What are you doing now? -- I’m talking to Mary online. She ___ from Canada a few days ago.
A.
is coming back
B.
come back
C.
came back
D.
went back
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【单选题】—How are you doing,Daisy？ — ,thank you.
A.
I'm OK
B.
I'm a teacher
C.
I'd love to
D.
I'm coming