On the way to the post office, I heard some children ________the English song.
| A．sang | B．to sing | C．singing | D．sings |
This is the book _______ I have read these years.
| A．who | B．when | C．where | D．that |
Her life ________ a lot during the last three years.
| A．changed | B．changing | C．has changed | D．will change |
Hold on to your dreams, _______ they will come true one day.
| A．but | B．and | C．so | D．or |
Tom realized that he ________ his physics book at home when he reached school．
| A．left | B．had left | C．was leaving | D．leaves |
In Sweden, people don’t need to _______ too much money on presents, instead, making a meal is enough.
| A．spend | B．take | C．pay | D．cost |