皮皮学，免费搜题
登录
搜题
【单选题】
关于方向线,以下说法正确的是( )A.
方向线就是带有箭头的直线段
B.
方向线就是两个锚点之间的线段
C.
方向线就是用直线工具绘制的一条直线段
D.
方向线就是曲线段上由锚点引出的曲线的切线
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】He wanted to know ___________.
A.
whether he speaks at the meeting
B.
when the meeting would start
C.
what he’s going to do at the meeting
D.
where would the meeting be held
【简答题】A．He wonders about the usefulness of the protest. B．He thinks the present tuition is fair. C．He doesn't know how many students protested. D．He doesn't know how much the school charges for tuition.
【单选题】Don't worry! He ____ no attempt to leave. He will stay here to help you.
A.
made
B.
got
C.
had
D.
Tried
【单选题】He had had a(n) ______ opportunity to get himself out of difficulty before he made that fatal mistake.
A.
feeble
B.
audible
C.
ample
D.
interim
相关题目：