【单选题】汉:基层社区人员在风雪中深入每一个街巷,为防控疫情不放弃任何一个家庭,不遗漏任何一个角落。 英:Braving freezing weather, community workers leave no stone ___5___ in checking on every block to make sure that no family in need is left...
【简答题】Fred entered without knocking and, very out of breath, sank ___________ a chair. 2. If you really have to leave during the meeting, you’d better leave ___________ the back door. 3. A great man shows h...