In order not to be disturbed, I spent three days_______ up in my study.
| A．locking | B．being locked | C．to look | D．locked |
Last week a tennis ball hit me on the head, but I tried to _______ the pain, believing that it would go away sooner or later.
| A．share | B．realize | C．ignore | D．cause |
We most prefer to say yes to the of someone we know and like.
| A． | attempts | B． | requests | C． | doubts | D． | promises |
I don’t become a serious climber until the fifth grade, ______ I went up to rescue a kite that was stuck in the branches of a tree.
| A．when | B．where | C．which | D．why |
Joe is proud and ______, never admitting he is wrong and always looking for someone else to blame.
| A．strict | B．sympathetic | C．stubborn | D．sensitive |
An average of just 18.75cm of rain fell last year, making ______ the driest year since Californiabecame a state in 1850.
| A．each | B．it | C．this | D．one |