20.His letter was so puzzling that I could hardly make any __________.
A.explanation B.meaning C.sense D.guess
19.Mrs. Smith was so about everything that no servants could please her .
A.exact B.particular C.special D.specific
18.-Julia said she sent you a birthday card yesterday. Have you got it?
-Oh, really! I haven’t ______ my mailbox yet.
A.examined B.reviewed C.tested D.checked
17.-Who is making so much noise in the garden?
-_________ the children.
A.It is B.They are C.That is D.There are
16.I’m sorry it’s ______ my power to make a final decision on the project.
A.over B.above C.off D.beyond