根据提供的图画和提示词，写一个符合图意的完整、正确的句子．
face，now ．
It was a difficult time for them，but they didn't give up （放弃）their hope．
﹣We'd better book a standard room before we set off．
﹣I （同意）with you．
Telescopes are （有用的）．We can look at the universe through them．
﹣Could you pass me those （盒子）？
﹣Certainly．Here you are．