Is there______in today’s newspaper –Yes, it’s really cheerful to read that agroup of________kids joined the volunteers.

下列各句中，加点的成语使用恰当的一项是（ ）（3分）

_______is great fun. It can make us happy.

______ your telephone number—______ 372-4675.

Can you think of some cases __________drivers obviously knew the traffic rules but did not obey them.