单项选择题

A．Boats used on rivers were extremely crowded.
B．The current was too swirl for boats to cross easily.
C．Bridges were too weak to carry the weight of a stagecoach.
D．Ferry service was infrequent
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单项选择题
A．She’s very interested in the idea.B．She thinks they should invite more people.C．She can’t afford a holiday in June.D．She’s doubtful about the weather in June.
A．She’s very interested in the idea.
B．She thinks they should invite more people.
C．She can’t afford a holiday in June.
D．She’s doubtful about the weather in June.
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