1. there by six o'clock. (Correct)(Incorrect)
Be there by six o'clock. (Correct)
2. What you do? – I'm an engineer. And you? (Correct)(Incorrect)
What do you do? – I'm an engineer. And you? (Correct)
3. I probably stay home tonight. (Correct)(Incorrect)
I will probably stay home tonight. (Correct)
4. I didn't go to the meeting because I a headache. (Correct)(Incorrect)
I didn't go to the meeting because I had a headache. (Correct)
5. What they doing? (Correct)(Incorrect)
What are they doing? (Correct)
6. you help him to carry it, please? It is heavy. (Correct)(Incorrect)
Will you help him to carry it, please? It is heavy. (Correct)
7. He leaving next week. (Correct)(Incorrect)
He is leaving next week. (Correct)
8. She can't talk with you now because she have time. She has to go to work now. (Correct)(Incorrect)
She can't talk with you now because she doesn't have time. She has to go to work now. (Correct)
9. Can you call me a little later? We dinner now. (Correct)(Incorrect)
Can you call me a little later? We are having dinner now. (Correct)
10. I writing letters all morning. (Correct)(Incorrect)
I have been writing letters all morning. (Correct)