A number of methods been used, but the number of animals still small in the forest.
| A．have; is | B．has; is |
| C．have; are | D．has; are |
Biarni was hoping to join his father who was with Eric, but he was blown off course and found himself in an unknown land, ______ he eventually reached Greenland．
A．from how B from where C．from which D．from when
All the doctors in the hospital insisted that he_____ badly wounded and that he______ at once．
| A．should be; be operated on | B．were; must be operated on |
| C．was; should be operated | D．was; be operated on |
Over the past decades, mountain ice______ in the Himalayas as a result of global warming．
| A．has been decreasing | B．had decreased |
| C．decreased | D．is decreasing |
To our surprise, the fashionable young lady ________ to be a thief．
| A．found out | B．proved out | C．put out | D．turned out |
I still remember the days___ I spent ______ with you in Beijing．
| A．when; staying | B．what; to stay |
| C．that; staying | D．during; to stay |