— How fast can a lion run______hour?
—About 58 kilometers. It is really fast.
A.a B.an C.the D./
— What were your sister and you doing at eight last night?
—My sister was doing some reading______I was cleaning up the kitchen.
A.while B.after C.although D.because
Jason is interested in music and I often notice him______playing the piano in the music room.
A.to practise B.practises C.practise D.practising
—What do you know about the accident, sir?
—I am sorry. I was just passing by（路过）.I know nothing more _______ the information on the newspaper because I read it this morning.
A.except B.about C.for D.besides
A mobile phone with 5G can send videos much _______than the one with 4G.
A.busier B.faster C.slower D.quieter
— Excuse me. Do you mind my sitting here? I can’t find other seats.
—______ My friend will come back very soon.
A.Better not. B.Never mind. C.Go ahead. D.All right
