If people eat natural poisons by mistake, they _____ go to hospital without delay．
A．would B．can C．may D．must
Jack is not very decisive, and he always finds himself in a ________ as if he doesn’t know what he really wants to do．
A．fantasy B．dilemma C．contradiction D．conflict
We had to walk home that night, tired , on account of , to our disappointment, __________．
A．there not being buses B．there not having buses
C．there were no buses D．there had no buses
—Thank you for your coffee．
—But you________ it．
A．didn’t drink B．aren’t drinking
C．don’t drink D．hadn’t drunk
Lily seems to know a lot about Hong Kong, but she has never been there．
A．typically B．normally C．actually D．naturally
We all know the truth there are air, water and sunlight there are living things．
A．where B．wherever C．that D．that wherever
