VOA 《Let's hop on our bikes: US kids get active during times of covid》I work from home full time, so does my husband, so getting the kids outside during the pandemic with their friends and biking and socialdistaning has been great.这里用 has been great 现在完成是暗示对现在的影响...
...midday the rain had stopped. 中午时分，雨停了。You must check out of the hotel by 10 a.m. 你必须在上午十点以前退房。而下面句子中的介词不能用 by，因为它们的谓语动词是持续性动词：The library will remain closed until next week. 图书馆闭馆直到下...
...些问题： At least 23 people died and
79 were injured Monday when part of the Mexico City metro system collapsed onto
a roadway. Train cars fell about five meters onto the busy street below. Four
bodies were trapped inside a train car but rescuers could not remove them. One
concrete support brok...
...It was announced at a meeting in Turkey exactly six months after the start of theprotests. 抗议活动开始六个月后在土耳其召开的会议上他们宣布了该决定。But when she call him later he is on a meeting. 可他总是不方便，等她再打过去，他又在开会...