皮皮学，免费搜题
登录
搜题
【单选题】
信息流账户结构一般分为()个层
A.
4
B.
3
C.
2
D.
1
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】已知某矩形波频率为2Hz,占空比为60%,请问该波形1个周期内高电平部分时间是( )?
A.
0.5秒
B.
0.2秒
C.
0.3秒
D.
0.4秒
查看完整题目与答案
【单选题】油脂可以促进下列哪种维生素在人体内的吸收( )
A.
维生素 C
B.
维生素 B 1
C.
维生素 A
D.
维生素 B 2
查看完整题目与答案
【单选题】在体内可由胆固醇转变而成的维生素是
A.
维生素A
B.
泛酸
C.
维生素E
D.
维生素K
E.
维生素D
查看完整题目与答案
【单选题】人体内维生素A的主要储存器官是
A.
血液
B.
皮肤
C.
肾脏
D.
肝脏
E.
骨髓
查看完整题目与答案
【单选题】听力原文：M: I hear you got lost on your way to the meeting at the hotel. W: I don't know how I did it. I’ve been there a million times. Q: What does the woman mean? (13)
A.
She knew the way very well.
B.
She doesn't know where the hotel is.
C.
She thinks it's an expensive hotel.
D.
She got lost many times.
查看完整题目与答案
【简答题】脂溶性维生素______在储存体内，______每天供应；水溶性维生素______在体内储存．需______补充。
查看完整题目与答案
【单选题】人体内相同质量的下列几种物质储存能量最多的是（　　）
A.
脂肪
B.
糖类
C.
蛋白质
D.
维生素
查看完整题目与答案
【单选题】听力原文：M: How do you like the party held at the hotel last night? W: Well, the food was delicious and I had a good time there. Q: Where was the party held? (3)
A.
At a hotel.
B.
At the man's house.
C.
At a garden.
D.
At the woman's house.
查看完整题目与答案
【单选题】听力原文：M: Mrs. Wang, what was the hotel like? W: Oh, I stayed in the most comfortable hotel in the city. Q: What does the woman think of the hotel? (9)
A.
Terrible.
B.
Comfortable.
C.
Noisy.
D.
Expensive.
查看完整题目与答案
【单选题】听力原文：W: Renting the conference room at the hotel will cost us too much. We’re already running in the red. M: How about using our dining room for the meeting? Q: What's worrying the woman? (14)
A.
The organization of a conference.
B.
The cost of renting a conference room.
C.
The decoration of the conference room.
D.
The job of cleaning up the dining room.
查看完整题目与答案
相关题目：
【单选题】已知某矩形波频率为2Hz,占空比为60%,请问该波形1个周期内高电平部分时间是( )?
A.
0.5秒
B.
0.2秒
C.
0.3秒
D.
0.4秒
查看完整题目与答案
【单选题】油脂可以促进下列哪种维生素在人体内的吸收( )
A.
维生素 C
B.
维生素 B 1
C.
维生素 A
D.
维生素 B 2
查看完整题目与答案
【单选题】在体内可由胆固醇转变而成的维生素是
A.
维生素A
B.
泛酸
C.
维生素E
D.
维生素K
E.
维生素D
查看完整题目与答案
【单选题】人体内维生素A的主要储存器官是
A.
血液
B.
皮肤
C.
肾脏
D.
肝脏
E.
骨髓
查看完整题目与答案
【单选题】听力原文：M: I hear you got lost on your way to the meeting at the hotel. W: I don't know how I did it. I’ve been there a million times. Q: What does the woman mean? (13)
A.
She knew the way very well.
B.
She doesn't know where the hotel is.
C.
She thinks it's an expensive hotel.
D.
She got lost many times.
查看完整题目与答案
【简答题】脂溶性维生素______在储存体内，______每天供应；水溶性维生素______在体内储存．需______补充。
查看完整题目与答案
【单选题】人体内相同质量的下列几种物质储存能量最多的是（　　）
A.
脂肪
B.
糖类
C.
蛋白质
D.
维生素
查看完整题目与答案
【单选题】听力原文：M: How do you like the party held at the hotel last night? W: Well, the food was delicious and I had a good time there. Q: Where was the party held? (3)
A.
At a hotel.
B.
At the man's house.
C.
At a garden.
D.
At the woman's house.
查看完整题目与答案
【单选题】听力原文：M: Mrs. Wang, what was the hotel like? W: Oh, I stayed in the most comfortable hotel in the city. Q: What does the woman think of the hotel? (9)
A.
Terrible.
B.
Comfortable.
C.
Noisy.
D.
Expensive.
查看完整题目与答案
【单选题】听力原文：W: Renting the conference room at the hotel will cost us too much. We’re already running in the red. M: How about using our dining room for the meeting? Q: What's worrying the woman? (14)
A.
The organization of a conference.
B.
The cost of renting a conference room.
C.
The decoration of the conference room.
D.
The job of cleaning up the dining room.
查看完整题目与答案