phát âm khác nhau.

1.a cough b laugh c enough d high

2.a spring b visit c present d physics

3.a sunburn b drug c future d buffalo

4.a calorie b musical c cinema d communty

5.a relax b snack c strange d allergy

1. my mother (live)... here for more than 15 year.

2. tomorrow, i(study)...the past simple tense.

3. i enjoy going fishing because it (be)...interesting.

4. Lan (not do)... her homework yet.

5. i (go)... to the zoo yesterday.