Tom, turn down the music. Why you make such a big noise while your baby sister is sleeping?
A．must B．would C．should D．may
We first met on a train in 2000．We both felt immediately that we _____ each other for years.
A．knew B．have known C．had known D．know
—Did you see who the driver was?
—No, so quickly_________ that I couldn’t get a good look at his face.
A．does the car speed by B．the car sped by
C．did the car speed by D．the car speeds by
John didn’t choose of the ties and went away without looking at a third one.
A．many B．either C．all D．any
The little boy was so careless with his spelling that she often_____ letters from words.
A. left out B. left behind C. left off D. let alone
—You see, I’m poor in maths, you are not good at English, and...
— That’s ____ we should help each other.
A.
when B.
where C.
how D. what
