In face of failure for the moment ,it’s the most important to_____a good state of mind.
| A．keep on | B．keep at | C．keep up | D．keep out |
The number of the students in our school ________ about 3000 and ______ them study hard.
| A．is, a large amount of | B．are, a number of |
| C．are, large amount of | D．is, a large number of |
Rather than ______ on a crowded bus, he always prefers _____ a bicycle.
| A．ride, ride | B．riding, ride | C．ride, to ride | D．to ride, riding |
He has devoted most of his time and energy _______ a cure for the disease.
| A．find | B．finding | C．to find | D．to finding |
The child asked his mother _______ go out to play tennis.
| A．that he could | B．if he could | C．if could he | D．that could he |
– Do you know the West Lake in Hangzhou?
– Yes, this is the third time that I ____ this beautiful city.
| A．visit | B．visited | C．have visited | D．had visited |