更多"[单选题] We've changed our ______ not "的相关试题:
[单选题] We've had many _( )_ in working out this problem, so we need your help.
A. difficulties
B. horror
C. trouble
D. issues
[单选题]Yesterday we expressed our congratulations to Tom, who ________ chairman of our Students’ Association.
A.has elected
B.had elected
C.has been elected
D.had been elected
[单选题] We can visit you on Saturday or Sunday. Our plans are fairly __( )_ .
A. flexible
B. possible
C. impossible
D. personal
[单选题] We all know that Chinese is our _( )_ language.
A. normal
B. lucky
C. nice
D. native
[单选题] It was essential that we _____ our departure before this Sunday.
A. take
B. took
C. will take
D. are taking
[单选题]启动成功后，启动活门（ ） after start succeed,the starting valve will:
A.EEC控制自动关闭 be closed by EEC control
B.只在自动方式由EEC控制自动关闭 just only auto mode,EEC control to close.
C.人工启动时只能人工关闭 . at manual start,be closed manually
[单选题]If the engine fails the first start,new start attemptsautomatically after an interval of about 6 seconds.
A.will take place
B.will be taken place
C.take place
D.takes place
[单选题] We often __( )_ the happy time we spent at your home last summer.
A. recall
B. remind
C. present
D. provide
[单选题] Required lifesaving equipment on existing vessels may be continued in use on the vessel if ______．
A.kept on board no more than 2 years
B.inspected and serviced every 6 months
C.destroyed if more than 5 years old
D.maintained in good and serviceable condition
[单选题] A position obtained by applying only your vessel's course and speed to a known position is a ______．
A.Dead-reckoning position
B.Fix
C.Probable position
D.Running fix
[单选题]I've __my best.
A.try
B.trying
C.tried
D.to try
[单选题]Although we are of the same age, we _( )_ in height and weight (体重).
A. vary
B. various
C. different
D. very
[单选题] If we _____ the earlier bus, we might have arrived here on time yesterday.
A. took
B. would take
C. had taken
D. take
[单选题] _____ we have enough money, we won’t buy any useless things.
A. Since
B. Until
C. Because
D. Although
[单选题] —I’ve taken someone else’s green sweater by mistake.
—It _____ Harry’s. He always wears red.
A.has to be
B. will be
C. can’t be
D. could be
[单选题] The Third Officers duty is to ______ when vessel is commanded under the pilot or Captain.
A. operate the wheel and stand by
B. keep a lookout and operate steering gear
C. enter telegraph orders in the bell book
D. operate the telegraph and enter telegraph orders in the bell book
[单选题] You can’t watch TV _____ you’ve finished your homework.
A. since
B. until
C. as
D. after
[单选题] If more than one raft is manned after the vessel has sunk，you should ______．
A.Go in a different direction in search of land
B.Spread out to increase the possibility of a search aircraft finding you
C.Reduce the number of rafts by getting as many people as possible into as few rafts as possible
D.Tie the rafts together and try to stay in a single group
[判断题]按下“START TURBING”可以启动蒸汽透平
A.正确
B.错误
