Bài 1Modern traffic lights are an American invention.Red-green systems were installed in Cleveland (1)..............1914.Three-coour signas were (2)....................in New York in 1918.They used (3).............be operated by hand from a tower in the middle of the street.The first lights of this type appeared in Lon Don,on the junction between St.James Street (4)................Piccaadily,in 1925.Automatic signals were installed a year late.In the past,traffic used to (5)............very...
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Bài 1
Modern traffic lights are an American invention.Red-green systems were installed in Cleveland (1)..............
1914.Three-coour signas were (2)....................in New York in 1918.They used (3).............be operated by hand from a tower in the middle of the street.The first lights of this type appeared in Lon Don,on the junction between St.James Street (4)................Piccaadily,in 1925.Automatic signals were installed a year late.In the past,traffic used to (5)............very special.In New York,some lights used to (6)............a statue on top.In Los Angeles,the (7)...................did not just change silently,but would ring bells to wake the sleeping motorists of the 1930s.These are gone and have been replaced by modern systems that (8).................seen everywhere now.
Bài 2:
6.The distance from my house to school is about 500 metres (IT)
→....................................................................................................
8.Is it possible to go to sapa by motorbike (CAN)
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9.My father is a carefu driver (DRIVES)
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10.A train leaves for Lao Cai at 5 o'clock every moring (THERE)
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Bài 1:
1. The mountains can be seen.......a great distance
A. at B. in C. to D. from
2. Don't touch the window. It........
A. has just painted C. just have been painted
B. just painted D. has just been painted
3. Several people were hurt in the accident but only one.......to hospital
A. has taken B. has been talking C. was taken D. was talking
4. '' Are you sorry that you didn't take pictures?'' -Yes, I wish.........''
A. I took B. I had C. I take D. I had taken
5. So far ten houses...............
A. are built B. were built C. have been built D. have built
1. The mountains can be seen.......... a great distance.
A. at B. in C. to D. from
2. Don't touch the window. It.........
A. has just painted B. just painted
C. just have painted D. has just been painted
3. Several people were hurt in the accident, but only one ......... hospital.
A. has taken B. has been taking
C. was taken D. was taking
4. "Are you sorry that you didn't take pictures?"- Yes, I wish.........
A. I took B. I had
C. I take D. I had taken
5. So far ten houses............
A. are built B. were built
C. have been built D. have built