资源介绍
New Grammer Time由大名鼎鼎的朗文出品，是一套特别好的语法教材，共五册。由浅入深。第一册从a和an开始，适合刚进入语法的孩子，第五册就会到相当深的水准。
New Grammar Time系列，其内容 40%是知识点，60%是对知识点的习题操练，每个知识点都有个趣味性的 Lead 短小插画故事。知识点的难度是螺旋上升进一步拓展的，跨 level 的许多内容是重复的，但明显后面的内容更丰富些，难度也大不少。让孩子轻松掌握高中水平语法知识。
内容节选
Circle the correct answer.
1 Can I call you back? We have /are having lunch at the moment.
2 Elizabeth doesn't eat / isn't eating red meat. She's a vegetarian.
3 What do you do / are you doing right now?
4 We don't watch / aren't watching TV in the morning.
5 She wants to live in Brighton but she lives / is living in London at the mo ment.
6 I don't cook /'m not cooking today. There are sandwiches in the fridge.
7 Do they look / Are they looking for a new car?
8 The match usually finishes / is finishing at 8 o'clock.
9 Look! The red hen lays / is laying an egg!
10 We don't usually listen / aren't usually listening to this kind of music.
