- How many are there in your classroom?- There are twenty.
Is _______ necessary_______ the workers wear uniforms at work?A. it, for B. this, to C. it, that
--- Must we go there together? ---______ you ________ he goes there, only one student is needed.A. Both; and B. Either; or C. Neither; nor
--- _______ clever the boy is! ---So he is.A. What B. What a C. How
--- They prefer to walk to the shop rather than_______ in their cars.A. to go B. going C. go
--- What’s the number of students in your classroom? ---It’s about fifty. __________ of them are girls. A., Two third B. Two thirds C. Second third