Question

16. Thank you for you have done to help us.
A. what B. that c. where D. which
17. The teacher to many students owe their success has taught in many countries.
A. which B. that c. whom D. what
18. We live in the small town has a larae population.
A. where B. what c. which D. when

Answer 1

16. Thank you for _____you have done to help us.
A. what       B. that         C. where     D. which
17. The teacher to _____many students owe their success, has taught in many countries.
A. which      B. that         C. whom     D. what
18. We live in the small town ____ has a large population.
A. where      B. what        C. which     D. when