Câu 2. 1c. Doing => to do
2a. many => much
3b. less => fewer
4a. playing => is playing
5b. go always => always go
Câu 3.
1a. teenager
2c. orchestra
3d. realize
4b. hour
5c. future
Câu 4.
1. nearest
2. regularly
3. musicians
4. less
5. activities
Câu 5.
1. It takes me half an hour to get to work.
2. Is this the cheapest computer you have?
3. How much does this dictionary cost?
4. You don't have to finish the work today.
5. Tim's collection has over eight hundred stamps.