National parks are important for preserving many animals, which would _______ run the risk of becoming extinct.
| A．instead | B．somehow |
| C．therefore | D．otherwise |
He looked rather untidy as there were two buttons _____ from his coat.
| A．loosing | B．losing | C．off | D．missing |
We all knew from the very _____ that the plan would fail.
| A．outcome | B．outset | C．income | D．output |
The boy had a _____ escape when he ran across the road in front of the bus.
| A．close | B．short | C．narrow | D．fine |
A university is an educational institution which _____ degrees and carries out research.
| A．rewards | B．awards | C．grants | D．presents |
We are interested in the weather because it _____ us so directly ------ what we wear, what we do, and even how we feel.
| A．benefits | B．guides | C．affects | D．effects |