1) Last year / I / be / bad/ English

2) My teacher / tell / me / work harder / improve / English

3) I / listen / cassetts / every day

4) I / also practice / speak / English / my friends

5) Last week / I / get / a mark 10

6) Teacher / say / she / is / happy / because / I / make / progress / English

My computer (not work) since last week

I'm sorry, my sister's out. Would you like to.......... her a message?

A. let

B. give

C. make

D. leave

Tìm x :

1) 5(x² - 3x + 1 ) + x(1-5x) = x-2

2) 7x(x-2) - 5(x-1) = 21x² - 14x² + 3