题目
Female pandas usually have one or two babies________.A.at times B.at onceC.at all times D.at a time
Female pandas usually have one or two babies________.
A.at times B.at once
C.at all times D.at a time
题目解答
答案
【答案】
D
Female pandas usually have one or two babies________.
A.at times B.at once
C.at all times D.at a time
【答案】
D