—Is this your T-shirt ? —Yes, ___.
A. it isB. it isn’tC. I do
—What colour is it ? —It’s __________ .
A. a bookB. greenC. beautiful
What are ___ ? They are jeans.
A. this B. these C. that
___ time is it now ?
A. What B. Who C. which
_________teachers are there in your school? Fifty.
A. How manyB. How much C. How old