用方框中词或短语的适当形式填空 | |
2. The boy _____ his bike yesterday, luckily, he wasn't badly hurt. 3. —How long have they ____? —For ten years. 4. _____ workers in this factory is over 1,000. 5. This is _____ building I've ever seen. 6. —Whose notebook is on the floor? —Please _____ it ____. |