仔细阅读下面选自课文中的短文,选出最佳选项。-|||-Editors of newspapers and magazines often go to extremes to provide their readers 1 un--|||-important facts and statistics. Last year a journalist 2 a well-known magazine to write an-|||-article on the president`s palace in a new African republic. When the article arrived, the editor-|||-read the first sentence and then refused to publish it.The article began:" Hundreds of steps lead-|||-to the high wall 3 surrounds the president`s palace."The editor at once sent the journalist a-|||-fax 4 him to find out the exact number of steps and the height of the wall.-|||-The journalist immediatel 5 these important facts,but he took a long time 6 them.-|||-Meanwhile,the editor was getting impatient,for the magazine would soon go to press.He sent the-|||-journalist two more faxes, but received no reply.He sent yet another fax informing the journalist-|||-that if he 7 soon he would be fired.When the journalist again failed to reply, the editor reluc--|||-tantly published the article as it had originally been written.A week later, the editor atlast re--|||-ceived a fax from the journalist.Not only had the poor man been arrested,but he 8 to prison-|||-as well. However,he had at last been allowed to send a fax 9 he informed the editor that he-|||-had been arrested while counting the 1,084 steps 10 the fifteen-foot wall which surrounded-|||-the president`s palace.-|||-() 1.A.to B.into C.for D.with-|||-() 2.A.had been instructed by B.had instructed-|||-C.has been instructed with D.has instructed-|||-() 3.A.that B.which C.where D. in which-|||-() 4.A.to instruct B.instructing C.instructed D.by instructing-|||-() 5.A.intend to obtaining B.mean to obtain-|||-C.set out to obtain D.set about to obtain-|||-() 6.A.send B.in sending C.sent D.to send-|||-() 7.A.hadn`t replied B. hasn`t replied C. won`t reply D.didn`t reply-|||-() 8.A.had been sent B.has been sent C.had sent D.has sent-|||-() 9.A.from which B.in which C.with which D.of which-|||-() 10.A.led in B.leading to C.led to D.leading in