赞题库-背景图
单项选择题


Questions 11 to 18 are based on the conversation you have just heard.

A．Decide for himself what is best.
B．Communicate his career hopes.
C．Stop hindering his own progress.
D．Look for another career.
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热门试题

单项选择题A．A fuel that burns cleanly.B．An oil additive that helps cool engines.C．A material from which filters are made.D．An insulating material sprayed on engine parts.

A．A fuel that burns cleanly.
B．An oil additive that helps cool engines.
C．A material from which filters are made.
D．An insulating material sprayed on engine parts.

单项选择题A．They carried passengers, but not cargo.B．They were large, but surprisingly fast.C．They were the first successful steam-powered ships.D．They were more reliable than other ships of the 1860’s.

A．They carried passengers, but not cargo.
B．They were large, but surprisingly fast.
C．They were the first successful steam-powered ships.
D．They were more reliable than other ships of the 1860’s.