皮皮学，免费搜题
登录
搜题
【单选题】
对硬度高达8000~10000HV的硬钢或铸铁等进行加工一般选用金刚石和( )等刀具。A.
立方氮化硼
B.
涂层刀具
C.
陶瓷
D.
硬质合金
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】—David, these are my friends, Bob and Mike. —______ [ ]
A.
How are you?
B.
Thanks.
C.
What's your name?
D.
Nice to meet you!
【简答题】使用过期全年定期全年乘车证从有效期终了的次日起至发现违章日起止票面填写的乘车区间在一个铁路局以内的加收罚款按逐日乘车（）计算票价。
【单选题】These are my friends. (他们的) names are Lily and Lucy.
A.
They
B.
Them
C.
Their
D.
Theirs
【单选题】—Nancy, these are my friends, Anna and Mona. —_____ [ ]
A.
How are you?
B.
What's your name?
C.
Nice to meet you!
D.
Thank you.
【简答题】阅读短文，根据短文内容判断正误，正确的写'T'，错误的写'F'。 These are my friends. This is Maomao. She's nice, but she's a bit shy. This isXiaoyong. He is a clever pupil. This is Amy.She is very cute. This is Sam. He is cool and...
【单选题】使用过期全年定期乘车证,从有效期终了的次日起至发现违章日期止,票面填写的乘车区间在一个铁路局以内的,加收罚款按每日乘车( )计算票价。
A.
50 km
B.
100 km
C.
150 km
D.
200 km
【单选题】使用过期全年定期乘车证,从有效期终了的次日起至发现违章日期止,票面填写的乘车区间跨铁路局的,加收罚款按每日乘车( )计算票价。
A.
50 km
B.
100 km
C.
150 km
D.
200 km
【单选题】— Are these your cousin? prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace> — No, ____aren ’ t. These are my friends.
A.
these
B.
those
C.
they
D.
that
相关题目：