单项选择题

______ it will do us harm or good remains to be seen.

A．Whether
B．If
C．As
D．All
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单项选择题
He had the right accent, ______ middle - class parents in court, reliable witnesses, and he could obviously afford a very good solicitor.
A．respectable
B．respectful
C．respective
D．respecting
单项选择题
Americans use their cars for nearly 90 per cent of all personal ______.
A．trips
B．travels
C．voyage
D．journey
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