I’m sure there will have been some changes ______ into ...

★ Adverbial Clauses

I’m sure there will have been some changes ______ into effect.

A. until the new policy came

B. when the new policy had come

C. while the new policy is coming

D. by the time the new policy comes

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______, he will take the children for a work to a nearby playground.

A. Before he finished dinner

B. After he had finished dinner

C. As soon as he has finished dinner

D. While he was finishing dinner