It's a pity that I … 'Green Summer' programme last year.
A. don't join
B. didn't join
C. won't join
D. haven't joined
Đáp án đúng là: B
Cần dùng thì quá khứ đơn vì có “last year”
Dịch: Thật tiếc khi năm ngoái mình không tham gia chương trình 'Mùa hè xanh'.
Gói VIP thi online tại VietJack (chỉ 400k/1 năm học), luyện tập gần 1 triệu câu hỏi có đáp án chi tiết
You can volunteer by … children from poor families in your community.
The children have put away their toys but they didn’t make their beds yet.
Vietnamese people have had the … of helping one another since the early days of the country.
Circle the mistake and then correct it.
Frank has done his homework and then listened to music.
Let’s collect and … warm clothes to homeless children in our city.
They have decided to ride to work … it is good for their health and the environment.
You should think of … the volunteer activities in your community.