e finally ______ to get all the workdone, we were so exhausted that we simply felt like lying down and having agood sleep.

That weekend, 　　　I have more to tell you about, I ended up with a happy hike.

we stood at the top of the building,the people below were hardly visible

Noticing small changes early helps you _______ somebig changes that are to come.

The subjects students study in America are different from those in China.