This book teaches us how to analyze _______is causing the stress in our lift.
| A．what | B．when | C．why | D．How |
---How often do you go home?
---________.
| A．For three weeks | B．Three weeks ago | C．Every three weeks | D．In three week’s time |
I have two brothers, ________ are doctors.
| A．both of them | B．both of whom | C．neither of whom | D．each of them |
My niece cares more for new clothes than anything else in the world, so she is very _______ about what she wears.
| A．special | B．strict | C．especial | D．particular |
With the water in the lake rising fast, villages around are _______.
| A．in danger | B．dangerous | C．danger | D．in dangerous |
I prefer ______ at home to ______ outside.
| A．staying; playing | B．to stay; play | C．staying; play | D．to stay; playing |