---I’m not sure_____ Mr. Wang goes to see his parents ---Twice a week.
A. how long B. how often C. how soon
I know the importance of the math test. It _______ 30% of the final exam.
| A．makes of | B．makes into |
| C．makes up | D．makes from |
–Who is the tallest boy?
–It ______ be John. Because John is of medium height..
| A．must | B．needn’t | C．might | D．can’t |
– Why does Mary look so sad?
– Maybe the things _______ she saw made her think of her grandmother.
| A．that | B．what | C．who | D．Whom |
– What are you busy with?
–An exam. It’s _______. If I pass it, I can get a job as a guide.
| A．crucial | B．common | C．anxious | D．Frustrating |
–Do you enjoy this new game created by Mr Black?
– _____, I hardly have fun doing this game.
| A．First of all | B．Of course | C．By the way | D．To be honest |