After dry days, everyone appreciates ______ when there is a timely rain.
A. that B. one C. this D. it
—What about the picnic plan?
—Not ________ yet. It’s being discussed.
A. decided B. decide C. deciding D. to be decided
Look at the new computers, of ______ none are produced abroad.
A. them B. whom C. which D. these
Theory is based on practice and ________ serves practice.
A. in turn B. by and by
C. by chance D. in this case
— How many of them do you want to act in the play?
—_______ , and still a large number needed!
A. All B. Both C. Neither D. None
Since no other way to escape from the flood, ____ only safe thing is to take ____chance.
A. an ; 不填 B. the ; a C. an; a D. 不填；the
