问题

When this new kind of virus broke out at first in Mexico, no one had the least idea that it would _______ so rapidly throughout the world.

A:export
B:spread
C:expand
D:deliver;

正确答案是：

同类题型

It was she that ________a sharp whistle, which makes ________possible for us to catch the thief.

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You have to stay behind if your homework before five o’clock.

Has Yang Liping returned from Yunnan yet? I’d like to meet her.— SorryShe ____ back here only for last weekend