I often think of those occasions ______ we had a happy time together.
| A．which | B．when |
| C．on which | D．Both B and C |
When a friend of mine comes _____ difficulties, I will give him or her my hand the first time.
| A．to | B．through | C．with | D．across |
Mum thanks for supporting me ______ these years.
| A．for | B．in | C．to | D．over |
That was the last time I saw my father before he _____.
| A．pass on | B．pass away | C．pass off | D．pass down |
I seemed to be pretty good___ reading his lips after a while, even better than the nurses that were caring ___ him.
| A．at; for | B．for; for | C．at; about | D．for; about |
Never believe all ____ you hear, never regret what you have never lost, and never throw away what you have in your hands.
| A．that | B．which | C．what | D．when |