皮皮学，免费搜题
登录
搜题
【单选题】
若a,b∈Z,且不全为0,那么他们的最大公因数有()个。A.
3
B.
5
C.
4
D.
2
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】Mannie gave Donna his excuse for being late, but Donna seemed incredulous.This means
A.
Donna believed him.
B.
Donna ignored him.
C.
Donna did not believed him.
D.
Donna did not ignore him.
【单选题】No one _________of it. [ ]
A.
dared to speaking
B.
dared speak
C.
can dared speak
D.
dare speaking.
【简答题】Donna Smith
【单选题】When I was your age, I dared to go out alone at night,______ I?
A.
dare
B.
didn't
C.
did
D.
dared
【单选题】Donna is 5 feet, 2 inches tall. Donna's sister is 5 feet, 6 inches.
A.
Donna isn't as tall as her sister
B.
Donna's sister is as tall as Donna
【简答题】Donna dared not settle herself too comfortably into her seat in case she __________ . (doze)
相关题目：
参考解析：
知识点：
题目纠错 0
发布
