III . Cho dạng đúng của động từ trong ngoặc
1. Every body is waiting for the president in the hall now
2. Where is your mother ?
- She is in the siting-room . She is reading newspaper.
3. Look ! That plane is flying toward the airport . It is landing
4. We will see a movie tomorrrow . Will you join ?
5. He is busy at the moment . But he will come to give you a helping hand as soon as he finishes his work .
6. Long fell down the stairs this morning and broke his leg .