(2019石家庄28中一模)They didn't continue to climb the mountain ________ the weather is becoming worse and worse.
A.because B.if C.unless D.though
(2019保定莲池区一模)Our school basketball team lost the match, ________ we still have confidence in them.
A.but B.or C.and D.so
(2019山西改编)You can't decide whether or not you like something until you try it, ________ it's important to try something new.
A.but B.or C.so D.and
(2019德阳)I'll send you a message ________ I get to school.
A.since B.so that C.as soon as D.though
(2019昆明)________ we continue to kill elephants for their ivory, we humans will lose them in the end.
A.If B.Before C.Until D.Although
(2019苏州)Love your parents ________ they are alive. Don't wait until it is too late.
A.while B.though C.because D.unless
