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1 many old people just sit and watch tv all evening
2 they always return home at 9:00 at the evening
3 sport
4 open
5 O
6 clara sometimes goes out with a friend for dinner
7 nicky has fewer holiday than her sister
8 camping
9 lot
10 no
11 on
12 they will have to leave early in the morning to catch the train
13 her parent are going to the countryside for sightseeing
14 to
15 minh ko hieu cau nay
16 fast
17 A
18 she thanks me for inviting to her party
19 can i help you with your bag, mrs jones
20 left
1. Many old people just sit and watch TV all evening.
2.They always return home at 9.30 in the evening.
3.sport
4. open
5. 0
6.Clara sometimes goes out with a friend for dinner .
7.Nicky has fewer holidays than her sister.
8. camping
9.lot
10. no
11.on
12. They 'll have to leave early in the morning to catch the train.
13.Her parents are going to the countryside for sightseeing.
14.into
15.table
16.fast
17. A
18. She thanks me for inviting her to the party.
19. Can I help you with your bag,Mrs Jones?
20. left
I don't know!
Dịch: có 6 người bạn cùng đi tới quán ăn và ngồi quanh bàn. John luôn ngồi cùng một chỗ quanh bàn. Hỏi có bao nhiêu cách để sắp các bạn ngồi xung quanh bàn.
Trả lời:
Số cách để xếp các bạn xung quanh bàn là:
\(5\cdot4\cdot3\cdot2\cdot1=120\)(cách)
Đs: 120 cách