将所给单词连成完整、正确的句子。（单词不得重复使用，标点已给出）

1. provide, parents, their, with, food, and, children, clothing 

                                                                                          .

2. can, into, translate, you, Chinese, it 

                                                                                          ?

3. dream, I, a, always, of, woman, becoming, astronaut

                                                                                           .

4. go, would, to, we, like, vacation, to, England, for

                                                                                           .

5. hope, Japan, to, I, some, go, day, to

                                                                                           .

如图所示，为方便残疾人上下台阶，一些公共场所设计了专用通道（斜面）．沿通道上台阶和直接上台阶比较，可以______（选填“省力”、“省距离”或“省功”），若将重700N的小车沿8m长的斜面推上1.2m高的平台，沿斜面所用的推力为150N，在此过程中斜面的机械效率为______．