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【简答题】

指出下列句中主语的中心词( 填在括号里 ) 1 The teacher with two of his students is walking into the classroom.() 2 There is an old man coming here. () 3 The useful dictionary was given by my mother last year. ()

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题目标签:括号中心词
参考答案:
参考解析:
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举一反三

【单选题】下列去括号中,正确的是(  )

A.
a-(b-c)=a-b-c
B.
c+2(a-b)=c+2a-b
C.
a-(b-c)=a+b-c
D.
a-(b-c)=a-b+c

【单选题】下列去括号正确的是(  )

A.
-3a-(2b-c)=-3a+2b-c
B.
-3a-(2b-c)=-3a-2b-c
C.
-3a-(2b-c)=-3a+2b+c
D.
-3a-(2b-c)=-3a-2b+c