1. am
2. Where is she (be) from? - She is from Vietnam.
3. The Earth (go) **goes** around the sun. Now, the sun (shine) **is shining**.
4. (Mary/go) **Is Mary going** camping next Sunday? - Yes.
5. There (be) **is** a little rice in the kitchen.
6. You must (learn) **learn** harder.
7. She would like (drink) **to drink** a cup of coffee.
8. My father (not drink) **does not drink** beer very often.
9. They (buy) **bought** a new car two months ago.
10. Nam (help) **is helping** his father repair the radio at this time.
11. I (be) **was** busy last night, so I (miss) **missed** a good film on TV.
12. They (need) **need** to send a postcard yesterday.
13. The girls like (talk) **to talk** together at recess.
14. We (phone) **phoned** Mum and Dad last week but we (not see) **did not see** them.
15. My best friend (come) **is coming** to visit me next Sunday.
16. They (go) **went** to school on foot yesterday.
17. It (rain) **is raining** very hard now.
18. The sun (warm) **warms** the air and (give) **gives** us light.
19. Look! A man (run) **is running** after the train.
20. They (go) **go** to school every day.
21. She (never/work) **has never worked** before.
22. Let’s (meet) **meet** him on the corner of this street.
23. You (go) **are going** now? - I ... (go) **am going** to the theater.
24. He (not do) **does not do** morning exercises regularly.
25. He ... (do) **does** morning exercises now?
26. If it (be) **is** nice tomorrow, we (go) **will go** on a picnic.
27. Have you ever (see) **seen** a real robot?