(2018张家口桥西区一模) I have much homework to do today, ________ I cannot play football with you.
A.or B.so C.and D.but
Jack has learned more about teamwork ________ he joined the soccer team.
A.until B.since C.while D.though
(2018襄阳改编) Be quick, ________ we'll fail to catch the school bus.
A.and B.but C.or D.so
(2018百色改编) ________Wu Lan is still young, she can help her mother do some housework on weekends.
A.After B.Until C.Though D.Unless
(2018青海改编) Learn more reading skills, ________ you'll be a good reader.
A.and B.or C.but D.so
I can lend my bike to you ___________ you promise to take good care of it.
A. while B. if C. although D. unless
