46. Why don't we go to the zoo? → I suggest that

->
47. Mai is very sleepy. She tries to finish her homework.
→Even though
48. Mary is more intelligent than her sister.
→ Mary's sister is not....
49. Study hard or you will fail in the next exams.

->

50. My aunt took care of our children when we were away.
→ My aunt looked
51. Loan often spends two hours learning English on the website 123.com.
→ It takes
52. What a pity! I can't speak English well. → I wish

->
53. I started learning English six years ago. → I have

->
54. These boxes are too heavy for her to carry. → These boxes are so

->
55. My father smoked a lot last year, but now he doesn't smoke any more.
→ My father used

46. Why don't we go to the zoo? → I suggest that

47. Mai is very sleepy. She tries to finish her homework.
→Even though
48. Mary is more intelligent than her sister.
→ Mary's sister is not....
49. Study hard or you will fail in the next exams.

42. Loan has never seen that film before. It't the first time

->
44. My sister looked after our children when we were away.
→ My sister took
45. We were late for school because it rained heavily.
→ It rained heavily.
46. The garden is too small to play football in.
→The garden isn't
47. In spite of taking a taxi, Tim still arrived late for the meeting.
→ Although Tim
48. My sister was busy, so she couldn't go to the party.
→Because
50. I don't know her address, that's why I can't visit her.

41. Peter cleaned the floor yesterday morning. → The floor

->
42. "What is your name?" Mr. Brown asked me.
→Mr. Brown asked me
43. Learning English is very necessary. It is…

->
44. Although his leg was broken, he managed to get out of the car.
→ In spite of his
In spite of the
45. If someone doesn't put the coal in, the fire will go out.
→ Unless

36. It's 3 years since I last saw Nam. → I haven't.

-
37. "Don't make so much noise, Peter." Said Carol.
→Carol told Peter...
38. Keeping the environment clean is very important.
→It's

1. 'Mum, when should I turn off the oven?' Mai asked her mother.

->

2’should we call her now?’he asked

->

46. Don't leave the window open, Mary.", I said.
- I told Mary....
47. "I'll have a cup of tea with you." she said.
- She said that...
48. "I'll pay him if I can." she said.
- She said that...
49. "What are you going to do next summer?" she asked.
- She asked us....
50. "I'll phone you tomorrow." he told Jack.
- He told Jack that....
51. "Don't keep the door locked." he said to us.
- He told us....
52. "How long are you going to stay?" I asked him.
-I asked him how long....
53. "Are you going by train?" she asked me.
- She wanted to know....
54. "Don't use too much hot water." she said to us.
- She asked us....
55. "Will you come to my party?" she said to me.
- She invited me........
56. 'How should we use this support service?' they wondered.
→
47. 'Who should I turn to for help?' he asked.
->