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1. This is the first time I have seen this type of fish.
2. We have never looked at the ocean before.
3. This is the first time Susie has gone to the cinema.
1) Hurry up or the train.............. before you catch it.
A. Will leave B. leaves C. will have left D. has left
2) A football team............... chiefly of 12 players.
A. composed B. composes C. comprised D. comprises
3) .............. to rain before you woke up this morning?
A. Did it begin B. has it begun C. Had it begun D. would it begin
4) My daughter saw an elephant this morning but she........... one before
A. had never seen B. has never seen C. never seen D. never had seen
1) Hurry up or the train.............. before you catch it.
A. Will leave B. leaves C. will have left D. has left
2) A football team............... chiefly of 12 players.
A. composed B. composes C. comprised D. comprises
3) .............. to rain before you woke up this morning?
A. Did it begin B. has it begun C. Had it begun D. would it begin
4) My daughter saw an elephant this morning but she........... one before
A. had never seen B. has never seen C. never seen D. never had seen
1 We have never seen this place before
--> this place hasn't seen by us before
2 A donkey is not as fast as a horse
-> a horse is faster than a donkey
3 No one in my classe is taller than David -->Letters used to ( liên quan ? )
#Yumi
1 ''we have never seen this species of lizard before''
->biologists said they had never seen that species of lizard before
2 ''do your parents still live in this town''
->she asked me if my parents still lived in that town
3 people get more diseases because the water is contaminated(using if-clause)
->people will get more diseases if the water is contaminated
13. Paul has never seen the rice paddies before
-> This is the first time....Paul has seen the rice paddies .....
15. My friends started collecting used things two weeks ago.
-> My friend have....collected used things for two weeks......
1. I've never tasted such a good cake before.
->this is the frist time i've tasted such a good cake
2. I haven't seen him before two weeks.
->I last saw him two weeks ago
3.I started learning English seven years ago.
->I have learned English for 7 years
4. Nam is elected the monitor of our class.
->we elect Nam to be the monitor of our class.
5. I've never seen such a wonderful computer before.
->It's the first time i've seen such a wonderful computer
6. Tom is the best programmer in his company.
-> No one in Tom's company is as good at programming as him
1. This is the first time , I tasted such a gook cake
2.I last saw him two weeks ago
3, I have learnt English for 7 years
4.We elect Nam to be the monitor of our class
5. It's the first time I have seen such a wonderful computer
6.No one in Tom's company is as good at programming as him
1. I've never tasted such a good cake before.
->this is the frist time I've ever tasted a good cake.
2. I haven't seen him before two weeks.
->I last saw him 2 weeks ago.
3.I started learning English seven years ago.
->I have learnt English seven years.
4. Nam is elected the monitor of our class.
->we elect Nam the monitor of our class.
5. I've never seen such a wonderful computer before.
->It's the most wonderful computer I've ever seen.
6. Tom is the best programmer in his company.
-> No one in Tom's company is a better programmer than him.
VII. Rewrite each sentence , beginning as shown, so that the meaning stays the same
1. I've never tasted such a good cake before.
->this is the first time I've tasted such a good cake.
2. I haven't seen him before two weeks.
->I last saw him two weeks ago.
3.I started learning English seven years ago.
->I have learned English for seven years.
4. Nam is elected the monitor of our class.
->we elect Nam to be the monitor of ourr class.
5. I've never seen such a wonderful computer before.
->It's the first time I've seen such a wonderful computer.
6. Tom is the best programmer in his company.
-> No one in Tom's company is aa good as programming as him.
Đáp án: D
Giải thích: never…before: chưa từng…trước đây là trạng từ của thời hiện tại hoàn thành
Dịch: Chúng tôi chưa từng xem thí nghiệm vật lý này trước đây.