These wild flowers are so special that I would do__________I can to save them.
| A．whatever | B．which |
| C．that | D．whichever |
A severe drought over the past months has left 7.5 million people without ________ drinking water in two southwestern Chinese provinces.
| A．frequent | B．private | C．permanent | D．adequate |
Stronger and more lasting memories are likely to be formed ________a person is relaxed.
| A．where | B．unless | C．when | D．although |
British scientists said teenagers are programmed to take risks because they enjoy the thrill of dangerous situations________ others.
| A．more than | B．less than | C．other than | D．rather than |
Everyone wants to live in a beautiful, comfortable and “livable ” place, but not ________ know where it is.
| A．some | B．either | C．all | D．both |
The comedy Tooth Fairy is based on the story all western children know: If a kid leaves a tooth under their pillow, they’ll receive a visit from the tooth fairy, who takes the tooth and leaves a gift ________.
| A．in general | B．in exchange | C．in total | D．in common |