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How many times does the heart beat in a day? The answer depends on the person. A little b
For the same __40__ ,our hearts beat slower when we sleep because our bodies are resting and not making such a big __41__ for energy and oxygen. The hearts of people who are __42__ fit beat fewer times in a day. Lots of other things like age, body size, and emotions can __43__ how fast or slow our hearts beat.
A little baby’s heart rate is between 90 and 140 beats per minute. An adult’s heart rate is more likely to be about 72 beats per minute. We can __44__ how many beats in a day using multiplication.
So, you can be __45__ sure that your own heart is beating between 100,000 and 200,000 times every single day. In one day it can move 4,300 gallons of blood!
36()
A.bringing
B.fetching
C.moving
D.taking
39()A.above
B.Before
C.During
D.without
43()A.affect
B.Effect
C.reflect
D.select
44()A.take out
B.put out
C.get out
D.figure out
45()A.hardly
B.Nearly
C.Pretty
D.seldom
40()A.purpose
B.reason
C.time
D.way
42()A.Physically
B.mentally
C.spiritually
D.technically
37()A.want
B.tend
C.pretend
D.like
41()A.attempt
B.claim
C.demand
D.desire
38()A.Unless
B.Until
C.Though
D.When
请帮忙给出每个问题的正确答案和分析,谢谢!