1, went (thì QKĐ. Dấu hiệu: last week)

2, has done (thì HTHT. Dấu hiệu: so far)

3, pick- will protect (câu ĐK loại 1, chỉ sự việc có thể xảy ra ở hiện tại hoặc tương lai)

1 went

2 has done

3 pick - will protect

1 I

2 E

3 G

4 B

5 J

6 C

7 A

8 F

9 D

10 H

We are looking for types of vehicles that help us to avoid traffic jams

b) When is the news on? I haven't heard any today.
c) Tim's eyesight was bad and he had to have new glasses.
d) Laura had to pay extra at the airport because she had too much luggage.
e) If you want to make an omelet there are some eggs in the fridge.
f) You can't cut that with a knife. You need some scissors.
g) We need some bread. Could you go and buy a large loaf?
h) When the burglar ran out of the house he was arrested by a policeman.

2 However

3 prefer

1. is

2. don't often go

3. is

4. are

1 is

2 don't often go

3 is

4 are

she's out at the ..momment. . Please call back later

She's out at the moment

We have lessons in the morning and then it's time for lunch

morning

1 has

2 am not solving

3 comes

4 begins

5 do you wake up

6 are you doing

7 don't work - am working

8 is not sleeping - is studying

9 do you review

10 don't go

11 don't understand

12 works

13 takes

14 is

15 is

1,has

2, am not sloving

3, comes

4, begins

5 , do you wake up

6,are you doing

7, don't work / am working

8, isn't sleeping - is studying

9, do you review 

10, am not going

11, don't understand

12, works

13, takes

14, is

15, is

1 D

2 D