Present and Past, Simple and progressive

Diane can't come to the phone because she (wash) ....... her hair.

Diane (wash) ........ her hair every other day or so

Kathy (sit,usually) .......... in the front row during class, but today she (sit) .......... in the last row.

Please be quite. I (try) ___________ to concentrate.

(you, lock, always) _____________________ the door to your apartment when you leave ?

I wrote to my friend last week. She hasn't answered my letter yet. I (wait, still) _____________ for a reply.

After six days of rain, I'm glad that the sun (shine) _______________ again today.

Every morning, the sun (shine) ____________ in my bedroom window and (wake) ____________ me up.

A : Look! It (snow) ____________.

B : It's beautiful! This is the first time I've ever seen snow. It (snow, not) _____________ in my country.

A : Close your eyes. Now listen carefully. What (I , do) ___________ ?

B : You (rub) ____________ the top of your desk with your hand.

A : Close, but not exactly right. Try again.

B : Aha! You (rub) ____________ your hands together.

A : Right!