Unit 4 I used to be afraid of the dark.
综合能力演练
I.单项选择。
1．Indeed he has a serious face，but he is very _______ at heart．
A．selfish B．patient C．humorous D．generous
2．I don't believe that this _______ boy can paint such a nice picture．
A．five years old B．five-years-old C．five-year-old D．five year old
3．The woman is very busy so she _______ watches TV．
A．often B．always C．seldom D．almost
4．—I’m really _______ before the exam．
—Take it easy．You’re the best．
A．surprised B．nervous C．comfortable D．confident
5．—Do you still remember that accident．Danny?
—Of course．I'll never forget it _______ it happened so long ago．
A．only if B．even though C．because of D．ever since
6．He is terrified of _______ alone in the street at night．
A．to walk B．having walked C．walking D．walked
