Most people make aboutb two kilograms of wastev every day, and about 7% of this waste is made up of pastic products that can be recycled. Today, plastic can be recycled into products like picnic tables, park benchens, and even high-chairs.

Fist, plastic is collected and taken to a recycling center where it is sorted out. When plastic is sorted out, symbols have to be printed on every recyclable plastic product used. There are types of plastic: polyethylene or polymer. There are two kinds of polyetthylene plastic, too:high density polyethylene (HDPE), and low density polyerthylene (LDPE). HDPE plastic is usually used to make furniture, and LDPE plastic is usually used to make things like milk jugs, plastic and grocery bags.

Dan Nhi and Cong chieng are two famous traditional instruments of Vietnam

Dan Nhi is 1……………... played by the Kinh people. It is made of wood and has two strings. Its strings were traditionally made 2…………… silk but today they are usually made of metal. Musicians use a bow 3……………. the Dan Nhi and put their fingers on the strings to change the sound.

Cong chieng are percussion instruments. They’re made of metal and played with hands 4………... a stick with a large wooden head. Almost every family in Tay Nguyen 5…………... cong chieng at home.

6………… two instruments are parts of Vietnam tradition

1. A. tradition             B. traditional               C. traditionally                        D. traditionaly

2. A. of                        B. from                        C. with                                    D. by

3. A. playing               B. play                         C. plays                                   D. to play

4. A. and                     B. but                          C. or                                        D. either

5. A. have                    B. has                          C. to have                                D. having

6. A. these                   B. this                          C. that                                     D. they

Part I: Choose the best answer: A; B; C or D. (10 ms)

1. Look, this is where the cacao...................... are stored.

A. beans B. strings C. nuts D. peas

2. These artificial flowers ........................... of silk.

A. have made B. were made C. are made D. are being made

3. She worked in a car company........................ an accountants.

A. as B. like C. alike D. likely

4. Basic is the most popular language for.....................

A. business computing

B. factory computers

C. home computers

D. scientific computing

5. Engineers and scientists use Fortran to carry out......................

A. problems B. calculations C. games D. instructions

6. Jack has been ill for two days and so..........................

A. does Jane B. was Jane C. has Jane D. has been Jane

7. This is my first game of chess. I ................... it before.

A. have played B. haven’t played C. already played D. never played

8. Why.................. you come to the meeting yesterday?

A. can’t B. can C. don’t D. couldn’t

9. I ..................... my key. I can’t find it anywhere.

A. have lost B. lost C. was lost D. had lost