9._____ Mr and Mrs Brown late?

8.What ______eight and nine?

7._______ Lesson Ten easy(容易)?

6.My friend Fang Gang is from Xi'an.He_______ twelve.

5.A:_____ their classroom in Building E?

B:Yes,it______ .

4.Room 308 ______very clean(干净的).

3.Where _______Pingping shoes?

2. ______Jan's parents at home today?

No,they _____not.But Jan_____ at home.

1.They all know I___ an office worker.

16.Whose are those keys?(改变语序保留原意)