A.have delivered their babies | B.have born their babies |
C.have their babies born | D.have their babies delivered |
A.As if | B.Even if | C.If only | D.Only if |
A.I heard | B.I have heard | C.did I hear | D.have I heard |
A.A bit more effort | B.To make more effort |
C.Making more effort | D.If you make more effort |
A.If you insist | B.It’s up to you |
C.It all depends | D.It couldn’t be better |
A.to solve; so | B.solved; so | C.solving; that | D.solved; that |
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