题目内容：

11.I got a little ________ when I learned that the appointment with the general manager was changed to another time.
\x05A.concerned \x05\x05\x05B.distracted \x05\x05C.upset \x05\x05\x05\x05D.awful
12.The book offers some advice about how to make a good ________ at job interviews.
\x05A.attitude \x05\x05\x05B.appearance \x05C.effect \x05\x05\x05\x05D.impression
13.It is very difficult for the time being to ________ how much money is needed.
\x05A.account \x05\x05\x05B.assume \x05\x05C.ranges \x05\x05\x05D.estimate
14.The teacher praised and rewarded the good ________ of his students in class.
\x05A.status \x05\x05\x05B.behaviour \x05\x05C.function \x05\x05\x05D.signal
15.We must ________ our attention on the question of reducing our cost.
\x05A.pay \x05\x05\x05\x05B.focus \x05\x05\x05C.absorb \x05\x05\x05D.promote
16.The young professor ______ himself as an international leader in the field of mathematics.
\x05A.established \x05\x05B.built \x05\x05\x05C.founded \x05\x05\x05D.found
17.His thoughts were _______ from the subject by the arrival of his friends.
\x05A.attracted \x05\x05\x05B.suffered \x05\x05C.distracted \x05\x05\x05D.related
18.She is a ______ woman who is certain of her ideas and actions.
\x05A.significant \x05\x05\x05B.aware \x05\x05C.confident \x05\x05\x05D.intense
19.If no one has any ______,I’ll declare the meeting closed.
\x05A.object\x05\x05\x05\x05B.subject\x05\x05\x05C.objection\x05\x05\x05D.subjection
20.The new project is expected to start early next year; it has won the ______ of the board.
\x05A.approval\x05\x05\x05B.approve\x05\x05C.disapprove\x05\x05\x05D.prove