Bạn chưa đăng nhập. Vui lòng đăng nhập để hỏi bài

Những câu hỏi liên quan
phuong thao Nguyen
Xem chi tiết
Đỗ Thanh Hải
15 tháng 7 2021 lúc 14:30

1 in

2 at

3 At

4 during

5 at

6 at

7 for

8 during

9 on

10 for

Nguyễn Gia  Linh
15 tháng 7 2021 lúc 14:34

1 in

2 at

3 At

4 during

5 at

6 at

7 for

8 during

9 on

10 for

Nguyễn Thị Hồng Nhung
Xem chi tiết
phuong thao Nguyen
Xem chi tiết
Khinh Yên
15 tháng 7 2021 lúc 10:35

refer

1/ I like table tennis and that’s why I spend a lot of time on that game.
=>I spend a lot of time on table tennis because I like it.
2/ Because the weather was cold, we had to cancel our picnic.
=> The weather was cold, so we had to cancel our picnic.
3/ I won’t forget to phone her. You know, I like her so much.
=> You know I like her so much so I won't forget to phone her
4/ They tried their best to complete the course and that was why they passed.
=> they tried their best to complete the course, so they passed
5/ I love my city so much, so I think I will stay and work here in my city.
=> I think I will stay and word in my city because I love it so much.

Đỗ Thanh Hải
15 tháng 7 2021 lúc 10:36

1 Because I like table tennis, I spend a lot of time on that game

2 The weather was so cold that we had to cancel our picnic

3 I won't forget to phone her because I like her so mich

4 They pass the course because they tried their best to complete the course

5 Because I love my city so much, I think I will stay and work here in my city

Phạm Mạnh Kiên
15 tháng 7 2021 lúc 10:51

1 Because I like table tennis, I spend a lot of time on that game

2 The weather was so cold that we had to cancel our picnic

3 I won't forget to phone her because I like her so mich

4 They pass the course because they tried their best to complete the course

5 Because I love my city so much, I think I will stay and work here in my city

Bùi Khánh Vy
Xem chi tiết
htfziang
10 tháng 11 2021 lúc 9:24

3.B (thì HTHT với dấu hiệu yet)

4. B

5. B (wish S Ved: ước trong iện tại)

6. D (thì QKĐ với dấu iệu Last night)

Lê Toàn Hiếu
Xem chi tiết
Hanuman
Xem chi tiết
Đỗ Thanh Hải
20 tháng 9 2021 lúc 14:55

1 A

2 D

3 A

4 C

5 C

6 A

7 A

8 B

9 D

10 A

11 D

12 D

13 C

cao 2020
Xem chi tiết
Lê Linh
6 tháng 2 2022 lúc 10:02

a) Dấu hiệu : Điểm kiểm tra Toán của mỗi học sinh trong lớp 7A1 

Có tất cả 40 giá trị

 

LUFFY WANO
Xem chi tiết
Nguyễn Lê Phước Thịnh
9 tháng 9 2023 lúc 19:35

loading...

angela nguyễn
Xem chi tiết
Nguyễn Lê Phước Thịnh
4 tháng 3 2023 lúc 14:14

a: Δ=(m-2)^2-4(m-4)

=m^2-4m+4-4m+16

=m^2-8m+20

=m^2-8m+16+4

=(m-2)^2+4>=4>0

=>Phương trình luôn có 2 nghiệm pb

b: x1^2+x2^2

=(x1+x2)^2-2x1x2

=(m-2)^2-2(m-4)

=m^2-4m+4-2m+8

=m^2-6m+12

=(m-3)^2+3>=3

Dấu = xảy ra khi m=3