Complete this telephone conversation between an IT help desk assistant and

an employee. Use the correct present simple or present continuous form of the

verbs in the box.

check,know,not work,open,type in.

А: There's a problem with this browser. I usually just (1)

my user ID

and password and a new window (2)

B: OK, I think I (4)

. But it (3)

now!

what the problem is. Probably your pop-up blocker

is on.

A: Hmm I (5)

it now. Yep, you're right. It's OK now. Thanks!

1. type in

2. opens

3. is not working

4. know

5. am checking