1. The plane. at 4 p. m. (take off)
2. Be careful! You
(fall)
3. I
my sister in April. (see)
4. Look at the clouds - it
in a few minutes. (rain)
a
5. They
to London on Friday evening. (fly)
6. Hurry up! The conference
in 20 minutes. (begin)
7. You're so tired! I
you with these documents. (help)
8. This time tomorrow we
on the beach. I can't wait! (sit)
9. I think astronauts
on Mars by the year 2020. (land)
10. I promise I
all the work by next Saturday. (do)