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- while (trong khi)
when (khi)
B/EXERCISE
I. LANGUAGE FOCUS
EX 1. Find the word whose underlined part is pronounced differently from the rest.
1. A. polluted
2. A. insect
3. A. scatter
4. A. capital
5. A. honest
6. A. raspberry
B. shake
B. iconic
B. outstand
B. played
B. reservoir
C. died
C. pesticide
D. earned
D. herbicide
C. collapse
C. Scotland
C. listen
D. evacuate
D. scenic
D. student
B. respect
C. spicy
D. especially
7. A. stadium
B. often
C. castle
D. whistle
EX 2. Circle the best option (A, B, C, or D) to complete each question.
1. To save our earth, I use cloth bags for shopping, not
B. paper
ones.
C. cheap
D. plastic
C. toys
in different bins.
D. reducing
A. green
2. In my family, we put food waste and objects for
A. using
B. recycling
3. An example of
suitable habitat for all.
A. habitat
4.
B. area
is the forest in which all the plants and animals work toform a
should be far from residential areas.
C. ecosystem
A. Plastic rubbish
B. Industrial waste C. Dumping sites
to promote the
D. condition
D. Forests
5. Our project aims
A.3Rs
B. pollution
6. To help save the environment, look for
A. eco-friendly
7. The responsibility of a
B. cheap
B. dealer
A. shop assistant
8. I don't know how to
fixed prices.
A. negotiate B. bargain
9. The sale season
A. will begins
to make our planet Earth healthy.
C. industry
D. reduction
products when you go shopping.
D. plastic
C. single-use
is to provide customers with help and sell goods.
C. customer service
D. cashier
for lower prices so I shop in supermarkets as they have
C. discuss
D. beg
in December, so let's wait until then. It's just a month from now.
B. is beginning
C. begins
10. Take your student card with you, you will get a
D. is going to begin
of 30%.