皮皮学，免费搜题
登录
搜题
【单选题】
非洲菊为直接著名( )之一A.
切花
B.
盆花
C.
干花
D.
花境材料
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】More people than ever before are embarking on their own enterprise adventure and starting their own business. Nearly 400,000 companies were established last year, or 35 percent more than in 2002. But ...
A.
400,000.
B.
40,000.
C.
300,000.
D.
260,000.
【单选题】Some children have never seen a dentist before starting school.
A.
Right
B.
Wrong
C.
Not mentioned
【单选题】Before starting any diesel or gasoline engine, which of the following must be checked?____.
A.
Oil level
B.
Flow of cooling water
C.
Exhaust discharge
D.
All of the above
【简答题】听音，对的打“√”，错的打“×”。 1. 2. 3. 4. ( ) ( ) ( ) ( )
【简答题】听音判断，对的打“√”错的打“×”。 1. 2. 3. 4. ( ) ( ) ( ) ( )
【多选题】对于保养时针对发动机机油的操作,说法正确的是:
A.
检查机油液位前应使车辆停放在水平路面10分钟以上
B.
机油排空应至机油呈滴状流出且≤1滴/s
C.
必须更换放油螺塞垫圈
D.
加注机油接近机油标尺上限处
【简答题】畅想计算机的发展未来。
【单选题】Before starting a gasoline engine on a motorboat，you should make sure for safety that ______．
A.
The gasoline tank is full
B.
The bilges，cabins，etc．are thoroughly ventilated
C.
You have fresh water on board
D.
Each of the above is followed
【简答题】听音，判断正误，对的打“√”，错的打“×”。 1. 2. 3. ( ) ( ) ( )
【简答题】听音，判断正确打“√”，错的打“×”。 1. 2. 3. 4. ( ) ( ) ( ) ( )
相关题目：