问题
选择题
—I _____ the book to the library. —When ______ you _____ it? |
A. has returned; did; return B. have returned; have; returned C. returned; did; return D. returned; have; returned |
答案
答案:C
—I _____ the book to the library. —When ______ you _____ it? |
A. has returned; did; return B. have returned; have; returned C. returned; did; return D. returned; have; returned |
答案:C