皮皮学，免费搜题
登录
搜题
【判断题】
框架是一种不能在同一个浏览器窗口中显示多个网页的技术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
【单选题】You must come early tomorrow ____ you _____ the doctor.
A.
in case; will go to see
B.
unless; go to see
C.
as long as; will go to see
D.
if; go to see
【单选题】电力机车无动力回送时，分配阀安全应调整至（）。
A.
180kPa～200kPa
B.
200kPa～250kPa
C.
250kPa～300kPa
D.
300kPa～350kPa
【单选题】听力原文：M: I'm afraid I must be going now. W: Must you? It's still early. M: I'm afraid I really must. I have to meet a midnight plane. W: In that case, we can' t keep you. M: Well, thank you very much f...
A.
Because he is too tired.
B.
Because he is catching a flight.
C.
Because he does not like to stay.
【单选题】听力原文：M: All good things must come to an end, they say. So if you will excuse me, I will be leaving. W: It's a shame that you have to leave so early. But you have an early flight tomorrow. Q: What do y...
A.
His relation with the woman comes to an end.
B.
He is going to take an air trip.
C.
He is expressing his gratefulness.
D.
He feels ashamed to ask for excuse.
【简答题】FATHER: What are you going to do this 1 . Jill? JILL: I'm going to 2 some friends. Dad. FATHER: You 3 come home 4 . You must be home at 5 past ten. JILL: I can't get home so 6 , Dad! JILL: Can I...
相关题目：