Hewasabouttotellmethesecret______someonepattedhimontheshoulder.
A. as
B. until
C. while
D. when
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I'msorryyou'vebeenwaitingsolong,butit'llbesometime______Briangetsback.
A. before
B. since
C. till
D. after
A dozenideaswereconsidered_____thechiefarchitectdecidedonthedesignofthebuilding.
A. because
B. before
C. whether
D. unless
______somepeoplearemotivatedbyaneedforsuccess,othersaremotivatedbyafearoffailure.
A. Because
B. If
C. Unless
D. While
Themedicineworksmoreeffectively_____youdrinksomehotwateraftertakingit.
A. as
B. until
C. although
D. if