34.（ ）

(单选题)______ is the guarantee of improving learning efficiency and (单选题)When graduating, junior school students should complete the (单选题)According to students’ capacity, criteria divide English cur (单选题)It is the special requirements in level five of language ski (单选题)The world was deeply ______ with the Green Olympics held in (单选题)______ girl in red has formed the habit of walking her dog a (单选题)—Why does the boss look worried?—Tom left the company a mont (单选题)—Is David a man with good ______?—I don’t think so. As a mat (单选题)Jane, ______ at the news of the earthquake, was at a loss fo (单选题)The rescue team ______ to help but failed to get there in ti