______ nice，the food was all eaten up soon.
| A．Tasting | B．Taste | C．Tasted | D．To taste |
Buses have routes. They _________ and _________people at
different places on the routes.
| A．pick off, get off | B．pick out, drop out |
| C．pick up, drop off | D．pick in, get out |
The school rules state that no child shall be allowed out of the school
during the day, ______ accompanied by an adult.
| A．once | B．when | C．if | D．unless |
__________ the students, the teacher came into the room smiling.
| A．To follow | B．Follow | C．Following | D．Followed |
.I have told you the truth. ______ I keep repeating it?
A Must B Can C May D Will
Can you think of some cases ________ people can communicate only by means of body language?
| A．that | B．which | C．where | D．when |