— What a beautiful dress！Can you tell me _______?
— Just the day before yesterday.
A．when do you buy it B．when you buy it C．when you bought it D．when did you buy it
I’ve become good friends with several of the students in my school _______ I met in the English speech competition last year.
A．who B．where C．when D．which
— Shall we go out for a walk?
— Sorry. This is not the right _______ to invite me. I am too tired to walk.
A．moment B．plan C．place D．way
There was a loud cry from the backstage immediately after the concert ended, _______?
A．wasn’t there B．was there C．didn’t it D．did it
— Someone wants you on the phone.
— _______ nobody knows I am here.
A．Besides B．And C．But D．So
My grandparents never remember my telephone number, and they always _______ look it up.
A．must B．can C．should D．have to
