The girl has lost ______ pen, will you lend her _______

How difficult this math problem is for me! Can you tell me _______

You should ______ careful in your work and life every day. —You’re right.

you like to read some news about the football game, Jane—______. I feel like doing something else.

The little chick ______ the earthworm, deciding whether to swallow it or let it go ?[ ]