短文改错(共10小题;每小题1分,满分10分) I’d like to say something about the service in your school ______ dining hall. In general, the service is satisfactory. The _______ hall is clean and tidy. The dishes look inviting and tastes _______ delicious. What’s more, the workers there treat us their ______ friends, which makes us real happy. However, the price _______ of the meals was a little too high. Also, we can only __ have a limited variety of dish with little change every day. _______ In addition, we often hd=8米,圆的周长是
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A.16米B.5.652米
C.15.7米D.25.12米