【单选题】May l have the______ of dancing with you.
【单选题】十六进制数 100 转换成十进制数是()
【简答题】Section D: 16. What is the purpose of the video lib r ar y ? To help people improve their . 17. What problem may people have when using the library for the first time? They may have difficulty underst...
【单选题】The main problem people may encounter today arises from the fact that____.
A.
they have to learn new things consciously
B.
they lack the confidence of securing reliable and trustworthy information
C.
they have difficulty obtaining the needed information readily
D.
they can hardly carry out casual communications with an extended family
【单选题】Hello,may l have an appointment with the doctor? _____.
A.
Sotty.He is busy at the moment .
B.
Why didn't you call earlier?
C.
Certainly. May l know your name ?
D.
Sorry .He doesn't want to see you
【单选题】What is said about the over l00 aircraft incidents in the past 15 years?
A.
They may have been caused by the damage to the radio system.
B.
They may have taken place during take-off and landing.
C.
They were proved to have been caused by the passengers’portable computers.
D.
They were suspected to have resulted from electromagnetic interference.