We’ll go bike riding ________ it doesn’t rain this Sunday.
| A．when | B．if | C．until | D．because |
--- Your father was worried about something this morning. Why?
--- He wondered .
| A．where he could repair the television | B．why he repair the television |
| C．that he repaired the television | D．how did he repair the television |
--- Is John coming by train?
--- He should, but he _______ not. He likes driving his car.
| A．must | B．can | C．may | D．need |
They _ the train until it disappeared in the distance.
| A．saw | B．watched | C．noticed | D．realized |
Ice is not often seen here in winter as the temperature normally stays zero.
| A．up | B．down | C．above | D．below |
He recorded ________ the chairperson said at the meeting.
| A．that | B．what | C．where | D．when |