By serving others, a person focuses on someone other than himself or herself, ______ can be very eye-opening and rewarding.
| A．who | B．which | C．what | D．that |
Sam enjoys ______ stamps．And now he has 226 of them.
| A．collect | B．collected | C．collecting | D．to collect |
He has ______ friends．He always keeps himself alone at home.
| A．few | B．a few | C．little | D．a little |
Supposing someone__________ you had been lying, what would you do?
| A．turned out | B．found out | C．picked out | D．broke out |
The reason __________he gave for not coming to your birthday party is _________his mother was ill.
| A．what; which | B．why; that | C．as; which | D．which; that |
Nowadays, many people________about eating habits _________what they believe.
| A．take choices; base on | B．make choices; based on |
| C．do choices; basing on | D．have choices; to base on |