Chuyển các câu sau sang câu bị động:
1. I often buy flowers for her in this shop
2. She doesn't eat bread for breakfast
3. Do you sometimes drink beer?
4. The teacher correct our exercises at home
5. The teacher always help us
6. Mr.Phuoc often meets An on the way to school
7. My sister doesn't do the housework everyday
8. Her children don't tidy the house each day
9. Does he never eat beef?
10. Do you sometimes write a dictation?
Cho mảng a như sau:
Chỉ số: 5 6 7 8 9
Lệnh Readln(a[5]); dùng để nhập giá trị cho phần tử nào trong mảng a?
A. Phần tử thứ 5 trong mảng a (phần tử đầu tiên trong mảng a là phần tử thứ nhất)
B. Phần tử có chỉ số phần tử là 5 trong mảng a
C. Phần tử đầu tiên trong mảng a
D. Tất cả đều đúng
1) Câu lệnh sau có mấy lỗi?
IF a3b then Begin max:=a; min:=b; End
a.1 b.2 c.3 d.4
2) Cho x là một biến kiểu real, lệnh gán nào sau đây hợp lệ?
A. x:=20; B. x:=20,5; C.x:=20.5; D. x:='20.5';
3) Cho một biến kiểu real, lệnh gán nào sau đây hợp lệ?
A. x:=15; B. x:=15,5; C. x:=15.5 D. x:='15.5'
Computer are very (1)............, but they also can(2)............. problem. One kind of problem is with the computer's memory. It is not prefect, so(3).............. computer lose (4)............ information. (5).............. problem is with the machinery. Computer are machines, and(6)............... can break down. When computers break down, they(7)..................... erase information, like chalk on a blackboard. Or they may stop doing anything at all. And there is another different kind of problem with computers. Some doctors say they may be had for your (8)............... They say you should computers all day.
1) Randy hasn't gotten his shot so he may get the flu.
a. already b.yet c.still d.since
2) I forgot to bring a pen. Can you lend me...........?
a.pen b.one c.it d.your
3)The book is short but............
a.entertained b.entertaining c.time-cosuming d.time-cosumed
4)....... is the grounds and buildings of a university or college
a.campus b.highlands c.valley d.bay
Choose the words or phrases that are not correct in Standard English.
1. Did you ever learn playing a musical instrument as a child?
A B C D
2. Please discass about it with your father and tell me what you decide.
A B C D
3. Two miles of the coast, we sailed right into the storm.
A B C D
4. Trains running amongst Boston and New York were delayed.
A B C D
5. The flight between New York to London took about 5 hours.
A B C D
6. "How about more pie?" No, but thanks. I ate too much.
A B C D
7. I turned out the radio and listened to the six o'clock news.
A B C D
8. The school agreed sending students on the field trip.
A B C D
9. There was something wrong to one of the tires.
A B C D