Не уверенна, но:
1. was walking, passed.
2. was looking, saw.
3. were answering, entered.
4. were drinking, came.
5. was walking, went.
6. was reading, came sat.
It is quater to three by picture one.
It is half past five by picture two
It is a quater past ten by picture three
It twenty-five past eleven by picture four.
1.
Do you want me to come with you? or Shall I I wait here?
I wanted to phone you but I didn't have your number.
It'a nice house but it hasn't got a garden.
2.
If you don't want this magazine, I'll throw it away.
If you need money , I can lend you some.
If we go by bus, It will be cheaper.
If you pass the exam, you'll get a certificate.
3.
a) to go
b) help
c) studying
d) to stay
e) have
f) having
g) hear
h) use
j) to know, tell
4.
a) If I'm
b) If I give
c) If there is
d) I'll stay, you come
e) I'll tell, I'm
f) we'll come, we're
g) I finish
5.
a) What
b) Which
c) What
d) Which
e) why
f) What
g) Where
h) How
i) How
j) Who
6.
a) on
b) on
c) at
d) in
e) in
f) in
g) on
h) in
i) at
j) здесь предлог не нужен last summer