When you wear a mask for too long, you'll forget who you are down there
__________Anonymous__________
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KR
18 tháng 3 2019
Thời gian người đi từ A đã đi được trước đó là :
7 giờ 45 phút - 7 giờ = 45 phút = 0,75 giờ
Quãng đường người đi từ A đã đi trước đó là :
0,75 x 40 = 30 ( km )
Quãng đường thật là :
142,5 - 30 = 112,5 ( km )
Thời gian để hai người gặp nhau là :
9 giờ - 7 giờ 45 phút = 1giờ 15 phút = 1,25 giờ
Tổng hai vận tốc là :
112,5 : 1,25 = 90 km/giờ
Vận tốc của người đi từ B là :
90 - 40 = 50 km / giờ
Đ/s : ....
AT
26 tháng 11 2017
Complete the sentences with a form of have to/don't have to/should/shouldn't.
1,When you catch a plane,you .....should........ check in before you board on it.
2,You ....don't have to...... have too much hand luggage.
3,You .....should...... wear comfortable clothing.
4,A pilot ......has....... to be trained for many years.
5,Peple who want to smoke .....shouldn't..... sit in certain seats.
6,You.....have to.... wear your seat belt all the time.You can take is off.
7,But you ....don't have to..... wear it at take -off and landing.
8,You .....shouldn't..... drink too much alcohol because you might be ill.
9,There is often a film on a long flight , but you .......shouldn't........ watch it.
10,When you've got your luggage you ....shouldn't... go through customs.
26 tháng 8 2023
1. He (live) has lived in London for two years and then (go) went to Edinburgh.
2. Did you (wear) wear your hair long when you were at school?
3. Shakespeare (write) wrote a lot of plays.
4. My brother (write) has written several plays. He (just finish) has just finished his second tragedy.
5. I (not see) haven't seen him for three years. I wonder where he is.
6. He (not smoke) hasn't smoked for two weeks. He is trying to give it up.
7. Chopin (compose) composed some of his music in Majorca.
8. Did you (lock) lock the door before you left the house?
9. I (read) read his books when I was at school. I (enjoy) enjoyed them very much.
10. I can’t go out because I (not finish) haven't finished my work.
11. A: I never (drink) drink whisky.-
B: Well, have some now.
12. I (write) have written the letter, but I can’t find a stamp.
13. Here are your shoes; I (just clean) have just cleaned them.
14. I (leave) left home at 8.00 and (get) got here at twelve.
15. He (just go) just went out ten minutes ago.
16. Did you (see) see the moon last night?
17. The play (just begin) just began at 2.30 and (last) for two hours. Everyone (enjoy) enjoyed it very much.
18. The play (just begin) just began. You are a little late.
19. A: Has the newspaper (come) come ?
B: Yes, Ann is reading it.
20. It (be) has been very cold this year. I wonder when it is going to get warmer.
21. We (miss) missed the bus. Now we’ll have to walk.
22. He (break)broke his leg in a skiing accident last year.
23. Mr. Pound is the bank manager. He (be) has been here for five years.
24. Mr. Count (work) worked as a cashier for twenty-five years. Then he (retire) retired and (go) went to live in the country.
25. A: Have you (be) been here before?-
B: Yes, I (spend) spent my holidays here last year.-
A: Did You (have) have a good time?-
B: No, it never (stop) stopped raining.
26. A: I (not see) haven't seen your aunt recently
