While abroad, you’ll have to ask your host family for things you don’t know the English _____.
| A．of | B．for | C．with | D．to |
Catherine bought a postcard of the place she was visiting, addressed _______ to _______ and then posted it at the nearby post office.
| A．it; her | B．it; herself | C．herself; her | D．herself; herself |
. I love hobbies ______ you can see hard work and perseverance turn into positive results.
| A．which | B．that | C．when | D．where |
So far no life has been found outside the earth, but while some scientists are actively searching for living things in outer space, others firmly believe there ____ .
| A．mustn’t be | B．may not be | C．can’t be | D．won’t be |
I have never seen the word ______ that way before.
| A．to use | B．used | C．using | D．to be used |
I appreciated ____ the opportunity to study abroad two years ago.
| A．having been given | B．having given |
| C．to have been given | D．to be given |