Over the past decades, sea ice _____ in the Arctic as a result of global warming.
| A．had decreased | B．more than | C．attach | D．apply |
相关试题
After Yang Liwei succeeded in circling the earth ,_______our astronauts desire to do is walk in space .
| A．where | B．what | C．that | D．How |
we can not figure out ____quit a number of insects ,birds ,and animals are dying out .
| A．that | B．as | C．why | D．when |
He was chosen _________ of the company.
| A．manager | B．a manager | C．the manager | D．as a manager |
In the botanic garden we can find a（n）______of plants that range from tall trees to small flowers.
A．spec ies |
B．group | C．amount | D．variety |
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