It’s an hour since he _______, so he must be at the office now.
A. is leaving
B. was leaving
C. left
D. has left
Đáp án: C
Giải thích: It’s + khoảng thời gian + since + mệnh đề chia quá khứ đơn: Đã…..kể từ khi……
Dịch: Đã một giờ kể từ khi anh ấy rời đi, vì vậy bây giờ anh ấy phải ở văn phòng.
Find a mistake and correct it:
We left our luggage at the station and go to find something to eat.
Rewrite the following sentence without changing their original meanings.
I don’t have free time, so I can’t go with you.
→ If I ………………………………………………………………….
Mark the letter A, B, C, or D to indicate the underlined part that needs correcting in the following question
Water has been vital to the development and survivor of civilization.
She is overweight because she eats too much meat.
=> If she ______________________.He is ______ influenced by his father and grandfather. His behaviors and decisions are exactly the same.
Find one mistake in each following sentence.
If there isn’t enough food, we couldn’t continue our journey.
All flights had to be cancelled as a result of the pilots’ sudden strike. (so)
Tìm lỗi sai: My younger brother has worked in a bank since a long time.