(1)It will only be a ______ (短暂的) visit because we recently haven't much time. (2)The job is great ___________ (在...方面)advancement but the starting salary is rather low. (3)We had better pay that electricity bill before they _____ us ______(切断电源). (4)Why don't we get rid of these old chairs, sice we don't use them _________(不管怎样). (5)The lawn was laid out _________() the figure 8. (6)I find it difficult to grasp the ________ (概念)of infinite space. (7)Philip presented a complex argument that was completely beyond my _________(理解). (8)It seems to me that the board of directors is _________(犹豫不决). (9)The earth's atmosphere makes _________ (准确的)observation of distant stars difficult. (10)As pace of life quickens, things ______(趋向)to change fast in the city. (11)I shouldn't always have to tell you what to do, use your own_________.(创造力;独创精神) (12)Words cannot _________(传递) how grateful we are for his timely(及时的) help.