We have been cooking for the party for four hours. A. We didn’t start cooking for the party until four. B. We started cooking for the party four hours ago. C. We have four cooks for the party

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We have been cooking for the party for four hours.

We didn’t start cooking for the party until four.

We started cooking for the party four hours ago.

We have four cooks for the party.

Cooking for the party will be done in four hours.

Giải thích

Đáp án đúng là B

Kiến thức: chọn câu đồng nghĩa

Giải thích: started + Ving + time + ago = have/has + been + Ving + for/since + time

Dịch nghĩa: Chúng tôi bắt đầu nấu ăn cho bữa tiệc bốn giờ trước.