Listen! Is Sarah singing in the neighbor's room?
No. It ____ be Sarah. She has gone to Italy.( )
A.needn'tB.may notC.can'tD.won't
_________she is very young, she can take good care of herself.( )
If
Unless
Since
Although
Parents always _________us not to swim in the river in summer.( )
promise
train
warn
show
Our Chinese teacher is so _________that each students likes her.( )
patient
lucky
shy
busy
Don't use your mobile phone when you go _________the road. It's dangerous.( )
through
over
into
across
Bob, when will you help me do a survey, today or tomorrow?
________ is OK. I'm free these two days.( )
Both
None
Either
Neither