______black—headed gulls(红嘴鸥) come to Kunming to spend their winter every year.
| A．Thousands | B．Thousands of |
| C．Thousand of | D．Thousand |
相关试题
—How long have you ____________ your new bike?
—For nearly two months.
| A．buy | B．bought | C．have | D．had |
The skirts on sale are all beautiful. I can’t decide which one ____________.
| A．buy | B．to buy | C．bought | D．will buy |
China’s first lady ____________the home-made clothes to visit Russia in March,2013.
| A．is wearing | B．wear | C．wore | D．will wear |
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