皮皮学，免费搜题
登录
搜题
【判断题】
当发动机在高速状态下工作时，进气门关闭较晚，使发动机在高转速下的充气 效率很高，具有很高的输出功率。A.
正确
B.
错误
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
【多选题】Which of the following statements are correct about Dr. Sun Yat-sen?
A.
As a teenager, he was sent to a missionary school by his elder brother in Honolulu.
B.
He studied western medicine in Hongkong and practiced medicine in Guangzhou and Macau.
C.
He established the first Chinese bourgeois revolutionary organization called "China Revolutionary League" (the Tong Meng Hui).
D.
He was honored as the "forerunner of the Chinese Bourgeois Democratic Revolution" and the "father of the Republic of China".
【简答题】Read the following dialogue and try to till up the gaps with proper words, phrases, or sentences. Adriana: I heard you're moving to New York. Ryan: Yes. I've got an offer in upstate New York. Adriana:...
【单选题】产品已被消费者所熟悉和接受，分销渠道已建立，产品销量迅速上升，生产成本下降，利润增长较快，竞争加剧，这是什么产品特点?
A.
导入期
B.
成长期
C.
成熟期
D.
衰退期
【简答题】The reason ______he didn't come was that he was ill. A. w hy ; that B.that;why C. for that;that D.for which;whatA. w hy ; that B.that;why C. for that;that D.for which;what
【单选题】They______on a trip into the desert in the following year.
A.
set in
B.
sent for
C.
set off
D.
sent off
【简答题】领导秋收创建的工农革命第一师，通过（ ）建立了党的各级组织，确立了党对绝对领导原则。
【多选题】Which of the following is true about Sun Yat-sen Memorial Hall?
A.
The appearance of the hall is like a traditional Chinese palace.
B.
The construction adopts the traditional Chinese architectural technique.
C.
The acoustics of the hall are excellent and there's no pillar to obstruct the spectators' view.
D.
The kapok tree and the magnolia trees are the oldest of the type in Guangzhou.
相关题目：