A.Twisted pair
B.Coaxial cable
C.Satellite
D.Optical fiber
[单选题]It isn't said in the passage that L-GG can be used to ______.A.) lessen symptoms of Crohn's diseaseB.) fight against rotavirusC.) treat traveler' s diarrheaD.) treat intestinal upsets caused by antibiotics
[单选题]10. —This book is yours,isn't it? —__________。A. No,it is.B. Yes,it's my friends.C. Yes,it's not mine.D. Yes,it's mine.
[单选题]Great party, isn't it?- _________A.Yeah, really.B.My friends are great.C.Ha
[单选题]22. ________birthday isn't in September.A. Joe'sB. Joe's father' sC. Joe's mother'sD. My
[单选题]John: Mary isn't going to New York next week.Rose: ______
[单选题]It isn't easy to [putup with] people who are impolite.A.tolerateB.acceptC.s
[单选题]It isn't easy to [putup with] people who are impolite.A.tolerateB. acceptC.
[单选题]My son is good ____ languages, but he isn't good at math ___ science.A.at;
[单选题]The transmission media used t0 build a LAN is(73).A.twisted pairB.microwaveC.optieal fiberD.satellitic signal
[单选题]27.__________isn't an English teacher.A. Li QinB. Mrs SmithC. Mr SmithD. B and C