I listened to Dr.Wilson’s lecture about the protection of wild animals,but I was unable to grasp its key _________.
| A．words | B．notes | C．dots | D．points |
By the time he arrives in Tianjing, we ____ here for two days.
| A．have stayed | B．have been staying | C．stay | D．will have stayed |
Without proper lessons, you could ___ a lot of bad habits when playing the piano.
| A．keep up | B．pick up | C．draw up | D．catch up |
—Mr. White has decided to explore in the forest by himself.
—He __ ask his brother to if he ___ go walking in the forest.
| A．needn’t to; dares to | B．doesn’t need; dares |
| C．needn’t; dare | D．either B or C |
What is all this excitement about? You __ a fuss about nothing.
| A．have made | B．are making | C．will make | D．were making |
She is such a good boss ___ we all love and respect him.
She is such a good boss ___ we all love and respect
| A．that; as | B．who; that | C．that; who | D．as; that |