A.value-creation
B.risk-taking
C.profit-making
D.cost-saving
A、announced
B、denounced
C、pronounced
D、renounce
完形填空。 | ||||
At the beginning of this century, medical scientists made an interesting discovery: we are built not just of flesh (肌肉) and blood but also of time. They were1to show that we all have a 'body clock'2us, which controls the3and fall of our body energies,4us different from one day to the next. The5of a 'body clock' should not be too6since the lives of most living things are controlled7the 24-hour night-and-day cycle (循环). We fell8and fall asleep at night and become9and energetic during the day. If the 24-hour cycle is10most people experience unpleasant11, For example, people who are not 12to working at night can find that13of sleep causes them to14badly at work. 15the daily cycle of sleeping and16, we also have other cycle which17longer than one day. Most of us would18that we feel good on some days and not so good on19; sometimes our ideas seem to flow and at other times, the20do not exist. | ||||
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A、Naturalness
B、Mean
C、Ren
D、Li
A、Kids
B、Projects
C、High school and college
D、Chance
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