period()
A.length of time
B.isplay
C.inancial
D.n official piece of paper
A、length of time
A.length of time
B.isplay
C.inancial
D.n official piece of paper
A、length of time
第1题
The word "period" in Paragraph 3 means the length of time
A.over which stars vary in brightness.
B.for which Eta Carinae's brightening lasts.
C.Eta Carinae takes to become a supernova.
D.it takes the laser from Eta Carinae to travel to the earth.
第2题
Which fiction is this excerpt from?
第3题
1).The word lunatic originally meant___.
A、twelve lunar months
B、the home of the moon goddess
C、a person on whom the moon had a bad effect
D、a guard against the moon
2).Implied but not stated______.
A、A solar year lasts about 354 days
B、Sol was the Roman sun god
C、Our calendar is based on the movements of the moon
D、Mental illness really has nothing to do with the moon
3).In comparison with the solar year, the lunar year is__.
A、twice as long
B、the same length
C、shorter
D、a few days longer
4).A parasol is used to __.
A、measure solar time
B、protect us from the sun rays
C、protect us from the gods
D、view the sun during the day
5).The best title for this selection is:___.
A、The Gods of Rome
B、The Rhythm of the Universe
C、Ancient Beliefs
D、Gods in Our Words
第4题
The ratio of length (L) to diameter (D) of a reinforcing fiber is known as ______.
第6题
The wings of the plane, which stretched out for 80 feet, were ______ of its body.
A.more than the length twice B.twice the length more than
C.more than twice the length D.twice the length
第7题
The length of time you stay at a party ______ (show)the relationship between you and the host.
第8题
def my_len(str):
length = 0
for c in str:
length = length + 1
return length
length = my_len("http://c.biancheng.net/python/")
print(length)
length = my_len("http://c.biancheng.net/shell/")
print(length)
A.30
B.29
C.28
D.25
第9题