Cho tam giác ABC có AB=AC, góc A=100 độ. Trên cạnh BC lấy điểm S sao cho góc BAD=60 độ. Trên nửa mặt phẳng bờ chứa BC chứa A vẽ tia Cx//AD. Trên tia Cx lấy M sao cho CM=BD
a.Tính các góc của tam giác ABD
b.Cm: Tam giác ABD= tam giác ACM
c. Kẻ BH vuông góc AD, MN vuông góc BC. Cmr: tam giác HBD=tam giác NMC
d. Cm: MD là tia phân giác của AMC và DN= 1/2 AC
Cho ^xOy; trên tia Ox lấy điểm A; trên tia Oy lấy điểm B sao cho OA=OB. Vẽ đường tròn tâm A; Tâm B cùng bán kính sao cho chúng cắt nhau tại M; N nằm trong ^xOy
a) Cm: Tam giác OMA= Tam giác OMB
b) Cm: NA=NB
c) Cm: 3 điểm O; M; N thẳng hàng
d) Cm: ^AMN=^BMN
e) Cm: MN là tia phân giác của ^AMB
1. Is there any butter ____in the refrigerator?
A. Left B. Leave C. To leave D. Leaving
2. In Vietnam, spring rolls are served ______at family gathering or anniversary dinner.
A. Most B. Most of C. Almost D. Mostly
3. _____bottles of milk does your family need for a week?
A. How B. How much C. How many D. How often
4. What is your ______ dish for breakfast?-It's beef noodle soup.
A. Best B. Liking C. Most D. Favoyrite
5. _____tomatoes do you need to make the sauce?
A. How B. How many C. How much D. How often
6. Can you tell me ..........the dish?
A. To cook B. How to cook C. Cooking D. How to cooking
7. ..........water should i put into the glass?
A. How B. What C. How many D. How much
8. How many ............do you eat every day?
A. Milk B. Orange C. Apple D. Apples
9. ............is the hot food that is quick to cook, and is served very quickly in a restaurant.
A. Fast food B. Hot food C. Sandwiches D. Hamburgers
10. Lan's brother is a .............., working at the metropolitan restaurant.
A. Cooker B. Cooking C. Chief D. Chef
11. Do you want to.............this new dish of noodle i have just cooked?
A. Try B. Like C. Make D. Drink
12. Cakes in Vietnam are made ..............butter, egg and flour.
A. In B. From C. By D. Of
13. What...........drink so you like most?
A. Favourite B. Nation C. Foreign D. Foreigner
14. How many ..........do you want?
A. Oranger juice
B. Bottle of orange juice C. Jar of orange juice D. Cartons of orange juice