[填空题]Questions 14-18 ·Using the information in the text, complete each sentence 14-18 with an expression from the list below. ·For each sentence (14-18), mark one letter (A-G) on the Answer Sheet. ·Do not mark any letter twice.
A. end up
B. get up
C. screw up
D. stay in bed
E. stay up
F. wake up
G. wind down
If we ______ at the same time every morning, our biological clocks are synchronized.