The blue pen is mine. The red one is _____________.
A. Helen B. Helen’s C. Helen’ D. Helens’
“世贸组织”的英文缩写是_____________
A. NBA B. CCTV C. WTO D. BBC
__________is your sister? She’s five.
A. How B. How old C. What D. Why
Four and five ________ nine.
A. is B. am C. are D. does
Paul, do you have a basketball? ________, I don’t have one.
A. Excuse B. Sorry C. Yes D. Sure
I like English. I think it is _______________.
A. fun B. difficult C. boring D. interested
