「问答题」B 改为 were-找考题网

问答题

【参考答案】

B 改为 were

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单项选择题

What is the writer`s attitude towards overhead bridges（）

A．It is inconvenient to older people to walk across the road.
B．It is much safer for pedestrians though climbing up and down the steps may be a little difficult,
C．An overhead bridge is more beautiful than a zebra crossing.
D．To build overhead bridges is the business of the government.

单项选择题

45（）

A．as
B．though
C．when
D．until