--_________is the population of the world ?
--_________about 7 billion.
A. How many; It’s B. What; It’s C. What; They’re
–How much did you _______ on this dictionary?
-Twenty yuan.
A. spend B. take C. cost
Lingling and I are interested in dancing and _______ of us are good at it.
A. all B. both C. none
–Your bedroom is dirty. Please tidy _____ up.
-Ok, mum.
A. it B. its C. them
--- Hi, Sunny, your new flat is so nice!
--- Thanks, _____.
| A．my pleasure | B．don’t mention it |
| C．help yourself | D．make yourself at home |
--Good news! They will __________ on May Day holiday.
--- Sounds exciting!
| A．get married | B．marry |
| C．be married with | D．get married to |