The bookshelf is on the (1)......... . There are many books (2)........ it.

1. A. wardrobe B. wall C. door

2. A. in B. at C. on

The bed is on the ........... of the room.

A. right B. down C. up

1000 ha =10 ki-lô-mét vuông

125 ha=1,25ki-lô-mét vuông

57,4 ha=0,574ki-lô-mét vuông

3,2 ha=0,032ki-lô-mét vuông

đẹp ha.