A => Where

C

A

C

Choose the underlined part that needs correction in the following question. 
How often did Fin play tennis with his friends? – In the school yard.

A. How often

B. with

C. In

D. did

Choose the correct answer to the following question. 
Grandma __________ her favourite programme every day.

A. watched

B. watching

C. watches

D. watch

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

1. She has come _________with an idea about our environmental project.

2. Don’t drink that water. It’s _________.

3. The polluted water ________in the death of the fish.

4. People in Great Britain use English as their _________ language.

5. Many new houses are _________in this city every year.

6. _________first step is to learn about the risks in your area. 

7. The road in front of my house was flooded _________the heavy rain.

8. _________foreign language do you study at school?

9. By the time they returned, all their friends_________ badminton.

10._________ he improves his IT skills, he will not easily get a job.

m=2346

tick mik nha =)

m = 2346

58-2*3^n+4<=>2*3^n=54<=>3^n=27<=>n=3

hence:n=3

The question was so difficult that no one could answer it ( such)

It was such a difficult question that no one could answer it

3n+15=96

->3n=96-15

3n=81

n=81:3

n=27.

=40 

tick nhé bạn