27.He _______reading, so he didn’t notice me when I came into the room.

24.He has ______the habit of taking notes while reading.

-- Alice, have you heard that the grocery store down the street was ____, and nearly all the things there were stolen?
--- God! Really? That’s horrible!

Fish taste better if they      off the bright sunlight. Put you drying table under the tree for best results.

30.-Jane is always lying.
- So it’s no wonder that she has no one to ________.

Computers have been made ______ clever that they can ______ problems like humans _______.

You may not understand what they have done, because they ____ a younger generation.

We would not __________ such hard work. It’s impossible for us to complete it in such a short time.

—How do you__________ we go to Beijing for our holidays?
—I think we’d better fly there. It’s much more comfortable.

When copying the letter, pay special attention not to     any words．