---How do your parents usually go to work?
---My mother usually goes to work _________ bus while my father ________ a bike to work.
| A．takes, rides | B．take, by | C．by, by | D．by, rides |
—Excuse me, can you use the computer?
—Yes, I .
| A．can | B．should | C．must | D．may |
Mr Green _____ to the manager now. You’d better call him later.
| A．is talking | B．talked | C．talk | D．talks |
It’s 8:30. Jeff is _________ a football match online.
| A．reading | B．looking | C．looking at | D．watching |
My mother works in a school. She _________ maths.
| A．teach | B．will teach | C．teaches | D．teaching |
— _________ do you shop?
—Once a month.
| A．How long | B．How far | C．How often | D．How soon |