—Who______ it be that is knocking at the door? —It ______ be Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
I have tried to keep his advice in ____ when writing this book.
| A．head | B．heart | C．mind | D．brain |
--- Can you shoot that bird at the top of the tree?
--- No, it's out of ____.
| A．range | B．reach | C．control | D．distance |
Hundreds of people leave their village to seek their _________ in cities.
| A．luck | B．chance | C．fortune | D．future |
I am sure David will be able to find the library - he has a pretty good ____ of direction.
| A．idea | B．feeling | C．experience | D．sense |
At times, worrying is a normal________ to a difficult event or situation—a loved one being_______ in an accident, for example.
| A．response; injured | B．reaction; wounded | C．reply; hurt | D．reflection; died |