exercise [ˋɛksɚ͵saɪz] n. 練習、習題（國中基本1200字）
chemistry [ˋkɛmɪstrɪ] n. 化學（國中挑戰800字）
- a lot of 許多、很多、大量的
- Physics and Chemistry 物理與化學（理化）；國外此一科目常稱為Science科學
Mom is asking Johnny about his homework and telling him to start doing it.
Johnny,／do you have／a lot of homework／today?
I have many exercises in Physics and Chemistry today.
- How much homework does Johnny have?
(A) A lot
(B) A little
(C) Maybe some
- What kind of exercises does he have?
(C) Physics and Chemistry
- What did mom tell him to do?
(A) To start now
(B) To start later
(C) To start after dinner
I have many exercises／in Physics and Chemistry／today.
- (A) 2. (C) 3. (A)