第一节：单项填空(共l 5小题；每小题1分。满分1 5分)
从A、B、C、D四个选项中，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。
21．When we are faced with _____ failure, it is the most important to keep up ____ good state of mind.
A. /; a B. a; / C. the; / D. /; the
22．The plant of this kind does not grow well in soils ______the one for which it has been specially developed.
A. outside B. other than C. beyond D. rather than
23．This teaching method must be very effective, for I’ve seen it ________ teaching by many different teachers.
A. applying to B. being applied to C. applied to D. applied for
24．If Vivian go on working like this, she'll ________ sooner or later.
A. break down B. give up C. get down D. hold on
25．It’s not easy for us to get in touch with each other. Let’s keep in touch ______ writing often.
A. with B. of C. on D. by
26．—I’m sorry, but the headmaster isn’t here yet. Shall I have him call you when he comes back?
—No, I’ll call him later. If I call again in an hour, do you think he ____?
A. arrives B. has arrived C. will arrive D. will have arrived
