—Oh my god! You__ wear slippers to attend the conference．
—I'm sorry I forgot there is a conference．
| A．must | B．can | C．should | D．shall |
There are a small number of people involved, possibly __________ twenty.
| A．as few as | B．as little as |
| C．as many as | D．as much as |
Next to biology, I like physics __________.
| A．better | B．best |
| C．the better | D．very well |
—Have you looked through the plan?
—Not yet. This plan is __________ careful consideration.
| A．short of | B．fond of |
| C．proud of | D．worthy of |
Janet's school work is well above __________. Her parents are proud of her.
| A．usual | B．average |
| C．common | D．ordinary |
Your room is in __________ mess! Go and put them in __________ order.
| A．/; an | B．a; / |
| C．a; an | D．/ ；/ |