Rearrange the sentences to make meaningful sentences

a/ can/ in/ What/ be/ desert/ found?

A. What a desert can found be in?

B. What can be found in a desert?

C. What be can found in a desert?

D. What can in a desert be found?

(2 điểm) Điền dấu ( >, < , =) thích hợp vào chỗ chấm

a. 13 × x… 12 × x (x khác 0)

b. 215 × 3… 215 + 215 + 215 + 215

c. m × n … m – n (n khác 0, m lớn hơn hoặc bằng n)

Choose the letter A, B, C or D to answer these following questions

I’m Alice. It is English subject that I like best at school. I like English because it helps me open the big world. First of all, I can talk with people who are from the English-speaking countries. Secondly, I can find many documents written by English for studying. Thirdly, I can watch movie and news without subtitle. Last but not least, it makes me interested when studying. To study it well, I sometimes take a note and past it in somewhere in my room. I always do all exercises before going to school. And I am very enthusiastic in the class. English is known to be very difficult and many students hate studying it. It’s my feeling that the problem is the methods teaching of Vietnam is not suitable. Students must study grammar hardly. I hope it will change in the future. In short, English is very necessary for modern life, I hope all students find it interesting.

Does Alice hate studying English?

A. No, she doesn’t’

B. Yes, she does

Hai mạch dao động lí tưởng L C 1 và L C 2 có tần số dao động riêng là f 1 = 3f và f 2 = 4f. Điện tích trên các tụ có giá trị cực đại như nhau và bằng Q. Tại thời điểm dòng điện trong hai mạch dao động có cường độ bằng nhau và bằng 4,8πfQ thì tỉ số giữa độ lớn điện tích trên hai tụ là

A. q 2 q 1 = 12 9

B. q 2 q 1 = 16 9

C. q 2 q 1 = 40 27

D. q 2 q 1 = 44 27