问题

The tour guide finally managed to make the visitors ______ of the safety of the bungee jumping[ ]

A: to convince
B: convincing
C: convinced
D: convince

正确答案是：

同类题型

1Students in China alwayshave ________ homework every day.

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下列句子，没有语病的一句是（）

Why is she going to England— she wants to see Big Ben herself.

We were________the most important scientific development of the century.[ ]