— I wonder why he has been acting so strange these days.
—Recent pressure at work may_____ his behavior.
| A．account for | B．make for |
| C．change for | D．stand for |
Though measures have now been taken to prevent further price hikes, many people remainover the rising cost of food.
| A．concerning | B．concerns |
| C．concern | D．concerned |
The job market and the social expectations of students,
with the education system, form a big challenge for society.
| A．combine | B．to combine |
| C．combining | D．combined |
—Can I come to ask for some advice at any time?
—Yes, of course. .
| A．If you’re convenient | B．At your convenience |
| C．Don’t worry | D．Don’t mention it |
the oil deals, the two countries signed agreements covering biofuel development and the joint launch of two satellites.
| A．Aside from | B．Except for |
| C．In addition | D．Other than |
Tothe attendants’ awareness of service, the two companies launched a program for their attendants to exchange experience on Nov. 1.
| A．arise | B．raise | C．rise | D．attract |