1.He promised to help
2.Do you want to send it by airmail or surface mail?
3.Some people are not satisfied with the changes of the city.
4.My mother is very busy with the housework everyday.
5.Eating too much fast food can lead to obesity
6.She help me to carry the box.
7.Please fill in this form before submitting it to your teacher.
8.How long is it since you last saw John?
9.What awful weather! You must be cold, Annie.
10.There is a theater around the coner.
11.Revison (viết hoa nha) is studying again something that you have learnt.
12.Are you looking forward to the vacation?
13.If you want to use library, you'll need to submit an application form.
14.We want to donate some money for their group.
15.Could you show me how to use this elevator please?
16.My father is very good at repairing household appliances.