13 If you don't stop talking, you won't understand the lesson
14 If you don't get up early, you will be late for school
15 If she hadn't been lazy, she could have passed the exam
16 If you don't do more exercise, you will get fat
17 Unless you have a passport, you can't register for a course abroad
18 Unless we get up early, we will miss the flight
19 If you don't leave home now, you will miss the flight
20 If you don't go to bed early, you will be tired the next day
21 If you don't pay attention to the teacher, you can't understand the lesson well
22 If you don't want to put on weight, you shouldn't eat much fast food
23 if You don't want to get sick, you should do exercise regularly
24 If you join this cooking class, you can improve your cooking skills
25 If he doesn't want to have toothache, he should brush his teeth after meals
26 If you keep eating fast food, you may put on weight
27 If you promise to finish your homework, you can continue studying in this class
28 If you have more money, you can go abroad
29 If she has less fast food, she can lose weight
30 If he wants to eat the vegetables raw, he must wash them carefully
31 Your parents may be surprise if you pass this exam
32 If you read more books, you can gain knowledge
33 My father has just bought an old guitar
34 I bought an interesting book yesterday
35 My father gave me a beautiful phone last week
36 Have you visited any foreign countries?
37 the
38 cloves
39 any
40 cup
41 handful
42 pinch
43 go
44 Minh hasn't written to his pen pal for five months
45 How long have you studied English?
46 They have built this house since 1999
47 I haven't visited Kuala Lumpur for 3 years
48 This is the first time I have visited Da Lat
49 It is two months since Lan last visited Da Lat
50 It is a week since they last met Hung
51 We have been in Ha Noi for six days
52 This is the second time I have visited the Stone Forest
