I was about to leave the office ______ an unexpected visitor came. A. while B. as C when D. before
Unfortunately, George cannot be with us today so I am pleased to accept this award____ him.
My watch is under______, so they’ll repair it for free.
Although he is not rich, he______various different charitable organizations.
_____ yourself stand out at a party, you should play some funny games.
---Would you like something about my foreign teacher? ---Oh,I remember _____ about her yesterday.