42 You shouldn't swim immediately after a meal

43 You should take this medicine three times a day

44 You should listen to the weaher forecast before going camping

45 You should take exercise everday

46 You shouldn't drink the water there because it will make you ill

47 You should speak English everyday

48 You should walk in the morning

49 You should plant some trees

50 You should not swim in this dirty river

1. I found the film so interesting that I couldn't take my eyes off the screen.

A. gripping

B. shocking

C. tiring
D. boring

2. I am very much interested in learning more about ecotourims and its benefits.

A. problems
B. dangers
C. advantages
D. issues

3. Renewable sources are available, clean and safe but they are expensive to produce.

A. adundant

B. wasteful
C. cheap
D. dangerous

1 is coming

2 am not working

3 are travelling

4 is leaving

5 is visiting

6 is picking

7 am visiting

8 are we preparing

9 are you going

10 is driving

1 is coming

2 am not working

3 are travelling

4 is leaving

5 is visiting

6 is picking

7 am visiting

8 are we preparing

9 are you going

10 is driving

1 If you happen to find my wallet, could you let me now?

2 If it hadn't been for the night-watchman, the fire wouldn't have been brought under control

3 If it hadn't been for his refusal to work overtime, Jane would have got promotion

4 Should you happen to see Helen, could you ask her to call me

5 Don't be late one more time or you will be fined

• What is the maximum recommended number of teaspoons of sugar that a person should consume a day?
  Answer: 9
  Explanation: The question asks for a specific quantity, which is "9."

• Which group of people drink more sugary drinks than anyone else?
  Answer: Students
  Explanation: The question seeks a noun that denotes a group of people who drink more sugary drinks. "Students" is the correct plural noun here.

• How do people really feel after finishing sugary drinks?
  Answer: Excited
  Explanation: The question is looking for an adjective to describe how people feel. "Excited" is the correct adjective, while "Happiness" is a noun and "exciting" is an adjective but not the one describing the feeling after consumption.

• Which food product has an unexpected amount of sugar?
  Answer: Cheese
  Explanation: The question requires a noun to identify a specific food product. "Cheese" is the correct answer as it is a noun, while "dinner" and "lemonade" are not correct in this context.

• What do nutritionists want to be clearer for consumers?
  Answer: Information
  Explanation: The question asks for a noun that nutritionists want to be clearer for consumers. "Information" is the correct noun, while "instructions" and "notice" are less appropriate in this context.

• What may decrease as a result of tooth decay in children?
  Answer: Concentration
  Explanation: The question requires a noun that refers to something that may decrease due to tooth decay. "Concentration" is the correct noun, while "daily" and "clean" are not suitable for this context.

Because of the fog, my father couldn't go home on time

Because of + N/ V-ing, clause (S + V)

Because of having a stomachache, I didn't go to school yesterday

because I have stomachache so I didn't go to school

Because her head is very painful so our teacher can't explain the lesson more

Because of her painful head, our teacher can't explain the lesson more

1. Fly - Flew                                          6. Teach - Taught

2. Meet - Met                                         7. Build - Built 

3. Write - Wrote                                     8. Buy - Bought

4. Put - Put                                            9. Leave - Left

5. Speak - Spoke                                  10. Sell - Sold

1. Fly - Flew 

2. Meet - Met 

3. Write - Wrote

4. Put - Put 

5. Speak - Spoke  

 6. Teach - Taught

 7. Build - Built

 8. Buy - Bought

 9. Leave - Left

 10. Sell - Sold

chúc bạn hoc tốt

I wish you wrote more.