Đáp án :

1 . If he didn't smoke so much , he could get rid of his cough

2 . If she weren't very shy , she would enjoy parties

3 . If I had the right change , we could get tickets from the machine

4 . If they spoke English to her , her English would improve

5 . If he worked overtime , he would earn as much as I do

6 . If my number were in the directory , people would ring me up

7 . If he weren't very thin , he wouldn't feel very cold

8 . If I weren't fat , I could get through the bathroom's window

9 . If I asked him for help , he would help me

10 . If I could drive , we could take the car

Giải thích các bước giải : 

- Tất cả các câu từ 1->10 đều dùng câu điều kiện loại 2 có cấu trúc như sau :

                 If-clause     (Thì Quá khứ đơn nhưng với tobe ở câu điều kiện loại chỉ đc dùng "were")                     còn    Main-clause

     ( S+could/might/would + Vinf ....)