Как правильно подскажите пожалуйста! Dick isn't at home now. He ... a student with his...

Как правильно подскажите пожалуйста!
Dick isn't at home now. He ... a student with his project.
Выберите один ответ:
a. helps
b. is helping
c. helped

Jack usually ... to work on Saturdays.
Выберите один ответ:
a. goes
b. is going
c. went

Japan ... many high mountains.
Выберите один ответ:
a. is having
b. had
c. has

Every morning John ... at 7.00
Выберите один ответ:
a. gets up
b. got up
c. is geting up

It's very noisy - Suzy ... to rock music.
Выберите один ответ:
a. is listening
b. listens
c. listened

Most students ... these days.
Выберите один ответ:
a. smoked
b. don't smoke
c. aren't smoking

I'm sorry. I can't help you at the moment. I... up.
Выберите один ответ:
a. am washing
b. wash
c. washed

Cats ... very well in the dark.
Выберите один ответ:
a. saw
b. see
c. are seeing

Many birds ... south every summer.
Выберите один ответ:
a. are flying
b. fly
c. flew

Paul is good at tennis. He... tennis very well.
Выберите один ответ:
a. is playing
b. plays
c. played
Заранее спасибо!