问题

The government must be very ________ about setting policies and make no decision until they are quitesure it is the right one.[ ]

A: particular
B: concerned
C: cautious
D: certain

正确答案是：

同类题型

________ do you stay at home at weekends— Ten hours.

Betty is careful as I, but I’m than you.

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When ______ you ______ here— Two days ago.