公平就业机会委员会(Equal Employment Opportunity Commission,EEOC)
You will be informed about any subtle changes ________ .
A at the first opportunity
B for the first opportunity
C in the first opportunity
D on the first opportunity
We(1)ourselves of this opportunity to approach you for the establishment of trade relations with you.
In my opinion, we didn’t have to make such a ()to them.
A.commitment
B.requirement
C.opportunity
D.opportunity