试题解析：

Step 1: Warming up

1.Greetings

2.Sing a chant Where is my candy, invite the whole students to clap when singing together.

Step 2: Presentation

1.Use different methods to present new words and sentence;

Show students some real candies and lemon to present candy and lemon;

Do the action of eating ice-cream and let students guess the word.

2.Draw some pictures and write corresponding words, draw happy face and sad face to show

students the feeling when we eat them, and tell them happy face means it is sweet, sad face

means sour.

Step 3: Practice

1. Games: See-saw, Read Lips, hot potato

2. Match the pictures with words

Step 4: Production

Make Dialogue: work with their partner and make a dialogue.

-What is it?

-It's a lemon. It is sour.

Step 5: Summary & Homework

Summary: Invite a student to be a small T to make a summary of what we have learned today.

Homework: Thinks of more food which is sweet or sour.