We’ll come to your house half an hour .A、on B、from C、for

they walked for.A,an hour B.half a hour C,half an hour 选哪个 ( ) ( ) ( )your house from here?Half an hour's walk. 1.the film __ for half an hour.A.bagan B.has been on C.have I'll stay three for （ ）hour. A.a B.an C.on D.of My sister ______ in half an hour.A：come B：comes C：will come We are going to stay in the office for( )hour.A.a B.an C./ D It( )me half an hour to go to shool from my home.A.costs B.t I kept him __ for about an hour.A.on waiting B to wait C off He was here().A.half an hour before B.half hour ago C.half a It's only( )by bus.A half an hours' B half an hour's C half The foreigners will ______ half an hour A reach B get to C a I’m going to the shop _____.A.for an hour B.after an hour C.