问题
选择题
Please _____ the numbers and I'm sure they will _____ more than l,000. [ ]
A. add up; add
B. add up; add up
C. add up; add up to
D. add; add up
答案
答案:C
Please _____ the numbers and I'm sure they will _____ more than l,000. [ ]
A. add up; add
B. add up; add up
C. add up; add up to
D. add; add up
答案:C