Помогите пожалуйста с английским

Pushkin is ... outstanding Russian poet.
a.
the
b.
---
c.
a (an)
Can you play ... piano ?
a.
---
b.
a
c.
the
I can't find ... letter which I received this morning.
a.
the
b.
a
c.
---
He did not tell me ... .
a.
nothing
b.
something
c.
anything
There are ... pictures in the book.
a.
some
b.
any
c.
something
Julia ... all the homework by three o'clock and we'll go for a walk.
a.
had finished
b.
will have finished
c.
will finish
- Where is your watch ? - It ... .
a.
is repairing
b.
is being repaired
c.
is repaired
We ... by his words.
a.
impressed
b.
impress
c.
are impressed
Nick's parents hope that he ... well in his English.
a.
will be done
b.
will do
c.
does
My brother ... home late as a rule.
a.
comes
b.
come
c.
is coming
The letter ... yet.
a.
wasn't posted
b.
hasn't posted
c.
hasn't been posted
At 5 o'clock yesterday I ... to the station to catch the 5.15 train.
a.
was gone
b.
was going
c.
went
By this time next year he ... at the factory for 20 years.
a.
will be working
b.
will work
c.
will have been working
We got upset when we learnt that our luggage ... .
a.
lost
b.
was lost
c.
had been lost
Granny is in the kitchen. She ... a cake.

a.

shall make

b.

is making

c.

makes

They ... the Institute 3 years ago.

a.

had entered

b.

entered

c.

have entered

Очистить мой выбор

I ... to explain our plan to you for an hour and you are not listening to me.

a.

have been trying

b.

am trying

c.

have been tried

We ... rooms when we arrived at the hotel.

a.

are offered

b.

offered

c.

were offered

- Let's meet at the station at 3 o'clock. - O.K. I ... for you there.

a.

will be waited

b.

will be waiting

c.

am waiting

This plant ... before we came to live in this town.

a.

had been built

b.

was built

c.

has been built

I shall ring you up as soon as I ... home.

a.

shall come

b.

came

c.

come

She ... before the letter arrived.

a.

was left

b.

left

c.

had left

In the evening the delegation ... round the city.

a.

will be shown

b.

will show

c.

is shown

He ... at me closely for some time before we came up and asked if we had met before.

a.

had been looked

b.

had been looking

c.

was looking

What ... to the group when you joined them ?

a.

was explaining

b.

has been explained

c.

was being explained

Jack ... to his native town since he entered the University.

a.

had not been

b.

has not been

c.

was not

I was afraid I ... late.

a.

was

b.

shall be

c.

am

- Who speaks French in your family? - I ... .

a.
am
b.
have
c.
do
Look!. It is still snowing. It ... since the very morning.
a.
snows
b.
has been snowing
c.
is snowing
- Were you tired after the skiing trip yesterday ? - Yes, I ... .
a.
was
b.
were
c.
did