1. Choose the right word:
a. I have ever I never met such a boy.
b. How long since has he been driving his car?
c. Have you been watching movies yet/ lately?
d. Mark has just still come back from work.
e. Since when/ for have you been attending computer classes?
f. Timmy has learnt two poems so farl yet.
g. They haven't finished their work lately, yet.
h. We have been visiting London once/ for five days.
i. They haven't written to us already for a long time.​