I. Điều kiện loại 2
1. If Minh (be) _____ here, he would helphelp us with this work
2. If I were in Paris now, I (go) _____ to some of ththe summer concerts
3. If I had your address, I (write) _____ to you
4. If I (have) _____ money, i (buy) _____ a car
II. Rewrite the sentences, using conditional sentence type 2
1. He doesn't have the money and he can't afford a new car
--> If...... 
2. He is too young to enter that race
--> If he.... 
3. Today is a holiday, so all the shops are closed
--> If....
4. Paul has to get up early in this mormorning 
--> He should..... 
5. This room should be cleaned everyday
--> You should.... 
III. Put the verbs in brackets in the correct verb tense
1. " Me. Jones, please type those letters before noon"." They've already (type)....., sir. They're on the desk"
2. Both domestic and imported automobiles must (equip) ...... anti-pollution devices
3. Last night a tornado swept through Rockville. It (destroy) ..... everything in its path
4. In some areas, water (take) ..... from the ground faster than nature can replenish the supply
5. The new computer system (install)..... next month
IV.  Turn these sentences ininto passive voice
1. I left my handbag on the bus this morning. --> 
2. You must finish this work on time -->
3. Mr. Hung built this house in 1999 -->
4. I clean my room every day -->
5. Lab is helping her mother with housework -->
V. Identify the one underlined word or phrase A,B,C or D that must be changed for the sentence to be correct
1. The first modern type of (A)  printing press (B) was invented (C) with a German, Johannes Gutenberg,(D) in 1439 
2. Products which (A) have bought during the (B) sale can't (C) be (D) exchanged
3. (A) The children are (B) only allowed (C) watching TV (D) at the weekend 
4. That pottery (A) was (B) found (C) by an archaeologist while she (D) was worked in this area 
VI. Supply the correct form of the word in capital
1. Thousand of hectares of forest are ______ each year (destroy) 
2. The disease is spreading with alarming ______(rapid) 
3. They are talking about the _____ of her confidence (erode) 
4. The giant panda is an ______ species (endanger) 
5. She is very interested in _____(conserve)
VII. Give the correct form of the words in the brackets 
1. The best time to visit Cuc Phuong National Park is from October to April when the..... season is over (rain) 
2. There is a large ...... of animals thatthat live in Nairobi National Park (vary)