更多"[单选题]We ____ on it for many hours, "的相关试题:
[单选题]Many a boy tried, but have succeeded.（2 分）
A.have, many
B.has, few
C.has, a few
D.have, a number
[填空题]If we have the courage to （ ） our dreams and work hard , they will come true.
[单选题]We will have to examine the problem in _______ . ( )
A. depth
B. search
C. vain
D. place
[单选题]
We will have to set off _____ to avoid the heavy traffic tomorrow morning.
A. early
B. quietly
C. slowly
D. politely
[单选题] We have ________ week’s holiday next week.
A.an all
B.a all
C.a whole
D.an whole
[单选题]We must make some investigations we can draw any conclusion.（2 分）
A.since
B.before
C.until
D.when
[单选题] After questioning the man for six hours, the police______the information they wanted. ( )
A. recovered
B. obtained
C. seized
D. regained
[单选题]We are so busy that we had to our vacation till next month.（2 分）
A.put away
B.put down
C.put off
D.put out
[单选题]If we work with a strong will, we can overcome any difficulties, _____great itis. ( )
A. what
B. how
C. however
D. whatever
[单选题]
--How can we live a greener life? --We should save _____ energy and reduce pollution.
A. no
B. less
C. more
D. most
[单选题]______difficulties we may come across, we'll help one another to overcome them. ( )
A. However
B. Whenever
C. Wherever
D. Whatever
[单选题]
Nowadays many travellers usually take photos with koalas in Australia.These photos are ____ good memories.
A. his
B. her
C. their
D. your
[单选题]Prince George is lovely that many people like him very much.
A. very
B. such
C. as
D. so
[单选题]How many potable water quantity indicators are there?
A.A. One
B.B. Two
C.C. Three
D.D. Four
[单选题]Last March, many trees along the streets to make our city more beautiful.
A. were planted
B. were planting
C. had planted
D. planted
[单选题]How many hydraulic systems power the rudder?
A.A.One
B.B.Two
C.C.Three
D.D.None
[单选题]How many motors does the APU LP fuel valve have?
A.A.One DC motor
B.B.Two DC motors
C.C.Two motors,one DC(for a battery start)and one AC
D.D.Two AC motors
[单选题]Facts show that as many as 50 percent of patients do not take drugs ______ directed. ( )
A. like
B. as
C. which
D. so
[单选题]He asked her so many times to do it that she did so（2 分）
A.at the end
B.in the end
C.by the end
D.to the end
