------You went to the“Bird’s Nest”last month, didn’t you？
------Yes. That was the second time I ________ to Beijing National Stadium.
| A．have been | B．were | C．had been | D．would be |
The famous artist said that his success was ________his hard work and perseverance.
| A．due to |
| B．next to |
| C．close to |
| D．lead to |
________the latest estimates，insects account for probably 4 to 6 million of the species of creatures living on the planet.
| A．Owing to |
| B．According to |
| C．In spite of |
| D．In case of |
The cakes are delicious. He'd like to have _______third one because ________second one is rather too small.
| A．a；a |
| B．the；the |
| C．a；the |
| D．the；a |
This kind of tiger has nearly died________，so we must take some measures to save them.
| A．of |
| B．away |
| C．down |
| D．out |
The dispute _______an argument between a worker and the foreman.
| A．because of |
| B．resulted in |
| C．came by |
| D．grew out of |