Jackcouldhaveavoidedthatterrib

Jack could have avoided that terrible car accident, but he ________ careful enough.

A．is not

B．was not

C．hasn’t been

D．hadn’t been

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A．is going to； that is to take place

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C．are going to； that is to be taken place

D．are going to； which is to be held

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—— Never mind, ＿＿＿＿＿ it myself tonight.

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