—Which one can I take? —-You can take__________ of them; I'll keep none.
Listen to the laughter, the girls _______themselves.
The weather turned out to be fine yesterday. You ________the trouble to carry your raincoat with you.
Then you usually lie there just ______ the ceiling, thinking about everything that could go wrong.
---Do you mind my taking the books away?---________.
—Who______ it be that is knocking at the door?—It ______ be Father, but I’m not sure.