______ a new library ______ in our school last year? A. Is, built B. Was, built C. Does, build D. Did, build
A.A
B.B
C.C
D.D
正确答案是B
______ a new library ______ in our school last year? A. Is, built B. Was, built C. Does, build D. Did, build
A.A
B.B
C.C
D.D
正确答案是B