Ann was very surprised to find the door unlocked. She remembered______ it before she left.




A.to lock
B.having locked
C.to have locked
D.she locks

(48)




A.collected
B.to collect
C.collecting
D.collection

A.disease
B.obtain
C.desert
D.apply

He solemnly promised_________in our business.




A.not interfering
B.to not interfere
C.wouldn't interfere
D.not to interfere

Do you know _________this handbag might be?




A.whom
B.who's
C.to whom
D.whose

In his latest speech, the Secretary General_________the importance of wildlife conservation.




A.stressed
B.excused
C.extorted
D.remained

According to the last paragraph, consumers who believe that organic foods are better than conventionally grown foods are often ______ .




A.careless
B.mistaken
C.thrifty
D.wealthy

According to the information in the passage, all of the following terms refer to ants belonging to the genus Formica EXCEPT the _________ .




A.dulotic species of ants
B.captured brood
C.developing pupae
D.worker population

Each of the members (A)of the group were (B)made to write (C)a report every week (D).




A.members
B.were
C.to write
D.week

You__________to spend more time in the library.




A.must
B.should
C.had better
D.ought