称的问句中(Can/Could I ...？)表示"请求或许可"；must"必须"；shall用于第一人称的问句中(Shall I/we ...？)，表示"提建议或要求他人作决定"；should"应该"。根据have a word with you可知此处是在请求对方允许。故选A项。

Ⅱ.完成句子

　　1．老师要求学生在练习本上每隔几行留出一个空白。

　　The teacher asked his students to leave a space in their exercise books every_few_lines.

　　2．所有的旗帜都降半旗，为了纪念一位已故的名人。

　　All the flags were flown at half mast, in_honour_of a famous dead person.

　　3．因为对他所看到的每样东西都好奇，他经常问母亲很多有趣的问题。

　　Curious_about_everything he sees, he often asks his mother many interesting questions.

　　4．我们应该为国家建设做出自己的贡献。

　　We should make_contributions_to the building of our country.

　　5．无论我怎样努力，我还是不能找到答案。

　　No_matter_how/However_hard_I_have_tried,_I can't find the answer.

　　6．这是毕业后我第一次收到杰克的来信。

　　This is the first time that I have_heard_from_Jack after graduation.

　　7．他想出了一些推广产品的好主意。

　　He came_up_with_some_good_ideas for the product promotion.

　　8．你不准把它借给别人。

　　You mustn't_lend_it to others.

　　9．你不必告诉他那件事，因为我已经告诉他了。

　　You needn't_tell_him about it as I have told him.

　　10．我们昨晚本应学习的，但我们去听音乐会了。

　　We should/ought_to_have_studied last night, but we went to the concert instead.

III.完形填空

　　A boy was walking home from school when he saw a large, tempting (诱人的) apple on one of the branches of an apple tree hanging out over a tall fence. The boy wasn't much of a fruit­eater, __1__ a bar of chocolate if given the choice, but __2__ people always say, the forbidden fruit can be tempting. Seeing the apple, the boy wanted it. The more he looked at it, the __3__ he felt and the more he wanted that apple.

　　He stood on tiptoe, __4__ as high as he could, but even as his tallest __5__ he was unable to touch it. He began to __6__ up and down, as high as he could, at the __7__ of each jump stretching his arms to get the apple. Still it remained out of __8__.

Not giving up, he thought, if only he had something to __9__ on. His school bag wouldn't give enough height and he didn't want to __10__ the things inside, like his lunch box, pencil case,