уour book, I _ (let) you know.
10. Tom would not eat much “fast food” if his wife _(cook) at home.
11. If he _(practice) every day, he will become a champion.
12. We would not get wet if you _(take) an umbrella.
13. Nick would not have been so tired this morning if he _(go) to bed early last night.

1.will tell

2.would become

3.were

4.won't talk

5. eats

6.doesn't keep

7.was

8.had known

9.will let

10.cooked

11.practices

12.took

13.had gone

i have worked hard to improve my english. joan does not have to go.she can stay here.i am sorry i am late.i had to do the shopping.i think the spacemen have to know english.does she have to read this rule.tom does not have to use the computer. you have to know english to understand people.does mary have to help ann to study english.what time do you have to get up.does your teacher have to correct your homework.

english is an international language. a lot of people speak english all over the world. it is the most popular language after chinese. i want to learn english in order to communicate with different people all over the world. also i like travelling and if i know english i will be able to travell without any difficulties.