A: I think the supermarket has a wide choice of products. B: _____. Moreover, I feel it is time-saving.

Question

20. A: I think the supermarket has a wide choice of products.

      B: _____. Moreover, I feel it is time-saving.

a. You can’t mean that!

b. I agree with you

c. You may be right

d. I totally disagree with you

21. This type of radio_____ many years ago.

a. has first introduced.

b. has first been introduced.

c. was first introduced

d. was first introducing

Answer 1

20. b. I agree with you

21. c. was first introduced

Answer 2

20.b

21.c