—Are you free after school? —Sorry. I’ve planned to treat a friend of mine to dinner ________for his help.
They ______ on the project for almost one month before I joined them, and now we ______ on it as no good results have come out so far.
There is a ______ of furniture in the market, which can satisfy all the customers’ demand.
—Should I look up the new words each time I come across some? —No, refer to your dictionary only ______.
It is not until ______ that ______.
Joe has always thought of himself as a good journalist and never fails to ______ everyone of it.