Diesel’s work turned out to be so successful by the first decade of the twentieth cen
第1题
It ______ that this method didn ’t work very well.
A) turned around
B) turned out
C)turned on
D) turned up
第3题
The fear that automation would make people out of work turned out to be______.
A.impossible
B.reasonable
C.practical
D.unnecessary
第4题
A. turned in
B. turned up
C. turned to
D. turned out
第5题
Which lubricating oil additive is used in diesel engines to reduce the tendency(倾向)for sludge and varnish to form on the engine parts?
A.Flash point improvers
B.Pour point improvers
C.Inhibitors
D.Foam suppressors(抑制物)
第6题
第7题
A.turn
B.turned
C.folder
D.turning
第8题
B.No, go right ahead
C.No, thank you
D.Yes, that’s all right
第9题
In Papusek's experiment babies make learned movements of the head in order to ______. ()
A.have the lights turned on
B.be rewarded with milk
C.please their parents
D.be praised
第10题
A.have the lights turned on
B.be rewarded with milk
C.please their parents
D.be praised