Circle the mistake and then correct it.
Frank has done his homework and then listened to music.
A. has done
B. his
C. and
D. listened
Đáp án đúng là: A
Cần dùng thì quá khứ hoàn thành vì hành động này đã xảy ra trước việc nghe nhạc
Dịch: Frank đã làm bài tập về nhà và sau đó nghe nhạc.
The children have put away their toys but they didn’t make their beds yet.
You can volunteer by … children from poor families in your community.
They have decided to ride to work … it is good for their health and the environment.
Vietnamese people have had the … of helping one another since the early days of the country.
Choose the best answer
You can help young children by … them to do homework before or after school.
You should think of … the volunteer activities in your community.
Choose the best answer
Go Green … people to recycle rubbish, such as glass, cans and paper.
Traditional volunteer activities include … money for people in need, cooking and
giving food.