to have a set of primary and secondary objctive

to have a set of primary and secondary objctive 还有I have a set of (key). 改错 I have a set of key. I have a set of k_________ set a good example to all of us中的set A group of scientists _____ the west of the country.A.have set off B.have set out for C.have set off for C,set out I have a set of keys 根据a set of keys 提问? I have a beautiful set of tea cups.这里为什么用set of,做什么用? I have a set of keys.(改为一般疑问句） keys,set,of,have,l,a.怎么组成一句话? I have two __ .A.set of keys B.set of key C.sets of keys D.sets of ____ short of money ,I set off to find the nearest bank to draw some cash.A To runB RunningC RunD to have run I have set out to work on my graduation paper, and you should set a　　 yours. a set of a set of 英语翻译Members of the European Parliament have joined a growing chorus urging action to save the world's threatened bee populations.As Europe business reporter Ben Shore explains,the phenomenon is far more serious than simply a rise in honey pri 英语翻译graphic design's ability to adapt to the digitization of culture has meant that i have a very diverse skill set and practice. 英语单选题：Each of us should_____aside a few minutes to have a rest every day.a.pushb.providec.turnd.set