—Have you thought of the topic for the composition?— Not yet.I _____ it very carefully, but I haven’t decided.
I want to buy a pair of new trousers to ___ my sweater.
There goes the bell for the class.Let’s stop___.
--Must we hand in our homework now?---No, you ___. You ___ hand them in before Friday.
When I was walking in the street, I heard my name ___.
We ___ to the farm last week.