皮皮学，免费搜题
登录
搜题
【单选题】
Many a _____ about the poor services of the airline nowadays. [ ]A.
passenger complains
B.
passengers complain
C.
passengers complains
D.
passenger complain
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】肺小叶是指
A.
小支气管连同其各级分支和肺泡
B.
细支气管连同其各级分支和肺泡
C.
终末细支气管连同其分支和肺泡
D.
呼吸性细支气管连同其分支和肺泡
E.
以上都不是
【单选题】肺小叶是指
A.
每个肺段支气管及其分支和所属肺泡
B.
每个肺小支气管及其分之和所属肺泡
C.
每个细支气管及其分支和所属肺泡
D.
每个终末细支气管及其分支和所属肺泡
E.
每个呼吸性细支气管及其分支和所属肺泡
【单选题】My mother bought me a nice sweater yesterday, now the sweater _______ me. [ ]
A.
is belonged t o
B.
belongs to
C.
is belonging to
D.
belonged to
【单选题】肺小叶是指
A.
小支气管及其各级分支和肺泡
B.
细支气管及其各级分支和肺泡
C.
终末细支气管及其分支和肺泡
D.
呼吸性细支气管及其分支和肺泡
E.
肺泡管及其各级分支和肺泡
【多选题】关于非周期信号幅值谱 |X (ƒ)| 与周期信号幅值谱 |Cn| 下列说法正确的是?
A.
|C n | 为奇函数
B.
|Cn| 的量纲相当于 |Cn|/ƒ ，即频谱密度
C.
|X (ƒ)| 的量纲相当于|Cn|/ƒ，即频谱密度
D.
|X (ƒ)| 为连续频谱，而 |Cn| 为离散频谱
【单选题】肺小叶是指
A.
小支气管连同它的分支和肺泡
B.
细支气管连同它的分支和肺泡
C.
呼吸性细支气管连同它的分支和肺泡
D.
终末细支气管连同它的分支和肺泡
E.
叶支气管连同它的分支和肺泡
【单选题】Mother told me in a phone call that she had written to me a week before, but I haven’t received__________.
A.
one
B.
it
C.
something
D.
anything
【单选题】Mother made a promise ____ I passed the college entrance examination she would buy me a mobile phone.
A.
that
B.
if that
C.
that if
D.
that whether
【简答题】Mother gave me a promise_____I made progress in my English she would take me to travel . A that; B that if C that whether ; D whether
相关题目：
【单选题】肺小叶是指
A.
小支气管连同它的分支和肺泡
B.
细支气管连同它的分支和肺泡
C.
呼吸性细支气管连同它的分支和肺泡
D.
终末细支气管连同它的分支和肺泡
E.
叶支气管连同它的分支和肺泡