She ______ very hard since she came to our school.
| A．studies | B．has studied |
| C．is studying | D．studied |
Can you ______who has lost the watch?
| A．look for | B．look up | C．find | D．find out |
He__ at the last party. He felt sorry for it.
A. makes some mistakesB make a mistake
C. made few mistakes D. made many mistakes
I find ________ difficult to remember everything, though I’m still young.
| A．that | B．this | C．it | D．what |
--- Will you come to the dinner party?
--- I will not come until Jenny __________.
| A．will be invited | B．can be invited | C．invited | D．is invited |
He couldn’t help ____ .The news was so ____ .
| A．smiling, excited | B．to smile, exciting |
| C．smiling, exciting | D．smiled, excited |