Your book is under the chair. Please .
| A．pick up it | B．pick it up | C．pick them up | D．pick up them |
The table tennis room is ________ the first floor.
A. in B. on C. under
-Where ________ my gloves?
-They are on the chair.
A. are B. is C. be
How many _______ are there in your school?
A.classroom B.a classroom C.isn’t
There ________ any orange juice in the fridge.
A. are B. aren’t C.isn’t
There ________ two computer rooms and a library on the first floor.
A. are B. is C. am