Choose the correct sentence which is built from the words and phrases given:

everyone / pick up / one piece of trash / a day / about 6.6 billion pieces less

A.

If everyone picked up one piece of trash a day, there would be about 6.6 billion pieces less.

B.

When everyone will pick up one piece of trash a day, about 6.6 billion pieces would be less.

C.

Because everyone picks up one piece of trash a day, about 6.6 billion pieces is less.

D.

Unless everyone picked up one piece of trash a day, there will be about 6.6 billion pieces less.

Đáp án và lời giải
Đáp án:A
Lời giải:

If everyone picked up one piece of trash a day, there would be about 6.6 billion pieces less.

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