(2020原创)President Xi Jinping is one of the greatest ________ in China. We all respect him.
A.leaders B.managers C.singers D.waiters
(2020原创) The interviewer asked me to give him a(n) ________. Then he asked me some questions.
A.production B.suggestion C.discussion D.introduction
Mary, turn off the water ________ you are brushing your teeth.
A.until B.unless C.while D.before
(2019石家庄四十中一模) As we all know, China has made great ________ in technology in the past ten years.
A.progress B.courage C.hope D.knowledge
(2019郴州改编)All the classmates enjoyed the cake ________ I made at the party. It was really delicious.
A.that B.who C.what D.when
Success always belongs to those have tried their best to make their dreams come true.
A.who B.whom C.whose D.which