1 . I'd like some rice . I'm ...
a.. hungry b. thirsty c . full d . thin
2. Would you like ........ tomato juice ?
a. a b. an c. for d. any
3. What is there ......... breakfast ? - There are noodles and vegetables
a. in b. on c. for d. at
4. How ............... oranges are there in the fridge ?
a. many b. much c. old d . \(\varnothing\)
5. A ..... of toothpaste is 5000 VND
a. half b. tube c. bar d. bottle
6. My father .......... football
a. does b. doesn't play c. likes d. play
7. We need a tent to go ......
a. fishing b. camping c. jogging d, swimming
8. How ........... is it from your house to the stadium ? - '' About 7 kilometers ''
a. often b. many c. much d. far
9. What do you do ................... your free time ?
a. at b. in c. on d. about
10. There are only two ................ in my country
a. seasons b. weather c. climate d. reasons
\(\Delta ABC\) ( \(\widehat{B}\) < 90o ) . Trên nửa mặt phẳng bờ BC chứa điểm A vẽ BD \(\perp\) BC và BD = BC . Trên nửa mặt phẳng bờ còn lại là BC vẽ BE \(\perp\) BA và BE = BA . Chứng minh :
a, DA = EC
b, DA \(\perp\) EC