He jumped out of bed and ran to the door to see ________ the parcel was for

Let’s go to find our manager in his office. —It’s so late at night. He _____be there . Let’s make it another day.[ ]

We should consider what use can be made ______ such a material(材料)

The patent officer ______ with my fileexplained to me that a plant variety is not a/an _______ invention as it is aresult of adjusting growth scientifically.

There is no decision yet ______ when thework might start