单项选择题

No fasteners will be used in building A3XX because all components will be welded together.

A． Right
B． Wrong
C． Not mentioned
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单项选择题
Airbus plans to build a mini-restaurant in the lower hold of A3XX.
A． Right
B． Wrong
C． Not mentioned
单项选择题
Did you do that to irritate her
A．tease
B．attract
C．annoy
D．protect
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