Some insects ______ the colour of their surroundings to protect themselves.
| A．take in | B．take off | C．take on | D．take up |
If it isn’t him, who________ it be?
| A．need | B．can | C．should | D．must |
.---Is your father still in bed?
---No, he __________and ___________for you in the dinning room now.
| A．is already up; waits | B．got up; waiting | C．has got up | D．is already up; waiting |
Do you know Australia was, as a matter of fact,________ used to be a nation of prisoners?
| A．what | B． where | C． which | D．that |
---Tom is so worried about the test that he said he was going to study all night.
----Tell him he should quit _________and get some help.
| A．to have worried | B．to worry | C．worring | D．from worrying |
My father, who values honesty______ all things, never allows us to tell lies.
| A．within | B．despite | C．throughout | D．beyond |