there is no need giving much homework

There is no need (worrying)(worry) him.
John doesn't do his homework _____,though he has __D___.
A.enough careful,enough time
B.careful enough ,enough time
C.enough carefully,time enough
D.carefully enough,enough time
Do you want to answer this question?改同意义句
would you like to answer this queation?
This YV set needs repairing.改为同义句
This TV set needs to be repaired.

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