either you or I ________able to design the machine. A. is B. has been C. are to be D. a

You may write to me or come to see me.______way will do.A．AllB．BothC．OneD．Either

Either a low injection pressure or a leakage of piston rings is able to lead _____.A.a hig

Either you ______ I am going to do it.A、andB、orC、norD、either

There are_____I want to tell you.A．one or two thingsB．either one thing or another thingC．n

Either you or one of your students ______ to attend the meeting that is due tomorrow.A

There are_____I want to tell you.A.one or two thingsB.either one thing or another thingC.n