Đáp án: Unless someone puts the coal in, the fire will go out.
Đáp án: Unless someone puts the coal in, the fire will go out.
Rewrite these sentences
If someone doesn’t put the coal in, the fire will go out.
→ Unless ..........................................................................................
XI. Rewrite the following sentences, using the words given in brackets.
46. It is no use arguing; I’ve made up my mind. (point)
………………………………………………………………………………………………………………………………
47. If she doesn’t work harder, she’ll fail her entrance exam. (unless)
………………………………………………………………………………………………………………………………
48. My son was ill. I had to take a day off to look after him. (so……that)
………………………………………………………………………………………………………………………………
49. Phong didn’t notice the sign. It was right in front of him. (even though)
………………………………………………………………………………………………………………………………
50. Jane is quite warm and friendly. Her sister is quite warm and friendly. (Both)
………………………………………………………………………………………………………………………………
Put the verbs in to correct tense.
When ___________ you (go)_______ if you had more time?
Put the verbs in to correct tense.
If Nam (be)__________ older, he would go to school alone.
V. Put the verbs in the past perfect or past simple.
31. I (take) …………………the book back to the library when I (read) …………………it.
32. After she (fill) …………………the basket, she (go) …………………to the check out.
33. Two days ago I (meet) …………………an old friend who I (not see) …………………for years.
34. The house was very quiet when I (get) …………………home. They (go) …………………out for dinner.
35. Karen (not want) …………………to come to the cinema with us because she (already see) …………………the film.
VI. Choose the correct option for each gap in the sentence.
36. How many …………………orbit the sun?
A. spaces B. Mars C. UFOs D. planets
37. This aircraft is capable of …………………30 passengers.
A. holding B. placing C. accommodating D. flying
38. Do you believe that space …………………have landed on planet?
A. robots B. terrorists C. aliens D. pioneers
39. The Milky Way is just a …………………in the universe and it contains our Solar System.
A. planet B. comet C. meteorite D. galaxy
40. …………………food is specially created and processed for consumption by astronauts in outer space.
A. Universe B. Land C. Planet D. Space
Câu ĐK loại 1 If 19. You........hard if you want to pass the next exam (study) 20. You.........falling in love too soon if you want a letter Future (avoid) 21 if you......the exercise, you can go out (do) 22. If she........her homework, she can spend time chatting (complete) 23. You can't play PC games until you have cleaned the yard -> if you..... 24. You can't listen to your songs until you have repcured the toy -> if you 25. Never think of owning this ipad-Mini until you have got good marks -> if you
If we go ____________ throwing trash, the environment will be polluted.
A. in
B. on
C. at
D. among
If we go ____________ throwing trash, the environment will be polluted.
A. in
B. on
C. at
D. among
If it ………….this evening , I will not go out.
A. rained
B. raining
C. to rain
D. rains