I my homework before I went to the cinema yesterday．
A．will be doingB．had done
C．will doD．is doing
I find______difficult for us to understand old English today．
A．itB．thatC．thereD．this
Recently I bought a second—hand car _____ was very low．
A．which priceB．the price of which
C．its priceD．the price of whose
This time tomorrow we_____in the classroom，having an English lesson．
A．will sitB．will be sitting
C．are sittingD．are to sit
Tom ______ in the library every night over the last three months．
A．worksB．worked
C．has been workingD．had worked
I don't think you are going today，_______?
A．are youB．aren't you
C．do youD．don't you
