单项选择题


Questions 19 to 21 are based on the conversation you have just heard.

A．The construction of the American space station.
B．Budget problems.
C．Delays.
D．Technical difficulties.
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单项选择题
A．Romantic lighting.B．Fantastic music.C．Amazing costumes.D．Animal performers.
A．Romantic lighting.
B．Fantastic music.
C．Amazing costumes.
D．Animal performers.
单项选择题
A．A big noise.B．A strange noise.C．A stranger’s noise.D．A child’s noise.
A．A big noise.
B．A strange noise.
C．A stranger’s noise.
D．A child’s noise.
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