问题:
Please ________ the numbers and I’m sure they will________ more than 1,000.
A.add; add up
B.add up; add up
C.add up; add up to
D.add to; add up
Please ________ the numbers and I’m sure they will________ more than 1,000.
A.add; add up | B.add up; add up | C.add up; add up to | D.add to; add up |
参考答案: