She is very dear to us. We have been prepared to do it takes to save her life.
| A．whichever | B．however | C．whatever | D．whoever |
____ at a college or university in the USA, Chinese and other international students must demonstrate a strong ability in spoken and written English.
| A．Having been accepted | B．To be accepted | C．Being accepted | D．Accepted |
With a lot of difficult problems ____, the manager felt worried all the time.
| A．settled | B．to be settled | C．settling | D．to settle |
As we all know, it was _____ that resulted in the terrible car accident.
| A．because of her carelessness | B．her being careless |
| C．because she was careless | D．she was so careless |
In order not to be disturbed ,I spent three daysin my study.
| A．locking | B．locked | C．to lock | D．lock |
With online course Crazy English has over 20 million students all over China the class through the Internet .
| A．attend | B．attended | C．attending | D．to be attending |