2009年12月26日,世界上运营里程最长的高速铁路 铁路客运专线正式运营。至此,中国高速铁路运营总里程已突破2830公里,位居 第一。
While we were listening to the speech attentively, a voice _____ to announce the result of the election.
many times, but he still didn’t understand it.
The little girl ________ to be a good singer if she gets good training in a music school.
—You’ve made great progress in your English study, haven’t you? —Yes, but much .
On the bank of the river, we found him ________ on the beach, with his eyes _____ on a kite in the sky.