Question

Use either the Simple Present or Present Continuous of the verbs in the parentheses.
1. I can't afford that ring. It (cost) ... too much. 2. Look. It (begin) ... to rain. Unfortunately, I (have, not) ... my umbrella with me. Tom is lucky. He (wear) ... a raincoat. 3. I (own, not) ... an umbrella. I (wear) ... a waterproof hat on rainy days. 4. Right now I (look) ... around the classroom. Ann (write) . in her book. Carlos (bite) . his pencil. Peter (scratch) . his head. Ahmed (stare) ... out of the window. He (seem) ... to be daydreaming, but perhaps he (think) . hard about verb tenses. What you (think) . Ahmed (do) .. ? 5. There's a book on my desk, but it (belong, not) ... to me. 6. Dennis (fix) ... the roof of his house today, and he (need) ... some help. Can you help him? 7. Barbara often (tutor) . other students in her math class. This afternoon she (help) ... Steve with his math assignment because he (understand, not) ... the material they (work) . on in the class this week. 8. Right now I (look) . at Janet. She (look) .  angry. I wonder what's the matter. She (have) .  a frown on her face. She certainly (have, not) . any fun right now. 9. A: "Who is that woman who (stand) ... next to the window?". B: "Which woman? You (talk) . about the woman who (wear) . a blue and gold dress?". A: "No , I (talk, not) . about her. I (mean) . the woman who (wear) . a blue suit". B: "Oh. I (know, not) ... I (recognize, not) ... her". 10. A: Close your eyes. Now lis­ten carefully. What you (hear) ..? What I (do) ..? B: I (believe) ... you (rub) ... the top of your hand. A: Close, but not exactly right. Try again. You (lis­ten) .  carefully? B: Aha! You (rub) .  your hands together. A: Right!

Answer 1

1)costs
2)is beginning
3)am not having
4)is wearing
5)do not own
6)wear
7)am looking
8)is writing
9)is biting
10)is scratching
11)is staring
12)seems
13) is thinking 
14)What do you think Ahmed is doing?
15) does not belong
16)is fixing
17) needs
18)tutors
19)is helping
20) does not understand
21)are working
22)am looking
23)looks
24)is having
25)is not having
26)is standing
27)are talking
28) is wearing
29) am not talking
30)mean
31)is wearing
32)do not know
33) do not recognize
34) what do you hear?
35)what am i doing?
36)believe
37)are rubbing
38)are you listening carefully?
39) you are rubbing