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【单选题】
力的矢量,在图上可用带箭头的有向线段表,其中线段的长短表示力A.
大小
B.
方向
C.
作用点
D.
作用线
拍照语音搜题，微信中搜索"皮皮学"使用
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Which one is not correct when making a reservation?
A.
You may clear about the date and time.
B.
It is not necessary to know the reservationist’s name and the contact information.
C.
For how many people may be told.
D.
It is necessary to confirm the reserving information.
【简答题】 a reservation
【判断题】Theater Ticket Reservation 1. The man is making a reservation for game tickets.
A.
正确
B.
错误
【简答题】 a reservation
【简答题】Unit 3 ( a Reservation)A. to book a tableB. under the name ofC. in a non-smoking areaD. to confirm one's reservationE. a table available
【简答题】Mr. McKenna is thinking of a reservation for a conference room.
【单选题】What is the man doing?
A.
He's checking in.
B.
He's ordering meals.
C.
He's making a reservation.
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