几道sat语法题

几道sat语法题
1、Many jazz enthusiasts (would have to admit) that (their having) (unjustly overlooked) the music of
A B C
Bennie Nawahi,(who polularized) the Hawaiian steel guitar sound in the early 1930's.(No error)
D
2、(To those of us),who (had heard) the principal of the high school talk (about) the budget,the news of the staff cuts (was not) surprising.
选项不标了 还是ABCDE
3、The bus would not have had (to take) the long detour (instead of) the main highway if the bridge (did not become) treacherous (in the aftermath of) an ice storm.
4、(For) any mayor of a vast metropolitan area,an (understanding of) current issues in all districts (is) not only (desirous) but also vital.
5、The seven-month-old baby was considered precocious (to her family) because she was (already able) to grasp tiny items (delicately) (between her thumb) and forefinger.