单项选择题
Since you won’t lend us your motor car， you should at （） tell us where we can borrow one.
A.most B.least C.large D.length
单项选择题 （）troublesometheproblemis，hefacesitwithpatience.
单项选择题 （）formaloccasions，youshouldtalkaboutsomeworldissuesorsocialproblems，notaboutyourselforyourfamily.
单项选择题 Onlyafterthestudentshavemasteredtherulesofpronunciation（）.
