重点讲解:
1.travel across 远涉;线迹穿越;周游
例句:If you have an opportunity to travel across Canada, you will see them.
如果你有机会到加拿大游览,你会看到这些的。
2.grow up 成长;长大成人;成年
例句:The child wish to be a great scientist when he grow up.
这个孩子梦想长大后成为一名伟大的科学家。
3.Now to be sure 毫无疑问;说实话
例句:Now to be sure, progress is not apparent everywhere on the continent.
毫无疑问,非洲大陆并非到处都可以明显地看到进步。
4.not supposed to do 不应该这么做
例句:Mark is much better after his illness but he's still not supposed to do any heavy work.
马克已经好了很多,但还是不能做重活。