Câu hỏi:
Trả lời:
Đáp án: Many countries have already been using solar energy.
Giải thích: Cấu trúc thì hiện tại hoàn thành tiếp diễn: S + have/has (not) + been + Ving
Dịch: Nhiều quốc gia đã và đang sử dụng năng lượng mặt trời.
Câu 1:
The door has just been repaired by Jack. It was stuck last time.
=> The door which ________________________________________.
Câu 4:
Write about causes and effects of water pollution as well as solutions to this problem.
Câu 5:
Mr. Pike was tired so he didn't go to the meeting.
=> Because of _________________________________.
Câu 6:
Chọn câu đồng nghĩa:
Anyone smuggling silkworm eggs out of ancient China used to be punished by death.
Câu 8:
Write a paragraph (120 - 150 words) on the following topic:
Do you agree or disagree with this statement: "Heath is the most important in everyone 's life". Give your reason.
