将therefore改为however.
A.regulations B.formations C.rules D.constitutions
writing-wrtie
A.attendant B.keeper C.member D.aide
A.60% B.50% C.33% D.90%
A.excursion B.travel C.journey D.Trip
A.confidence B.confusion C.disappointment D.suspicion
将directly改为indirectly.
A.The University of Texas B.Milburn's Report C.Women Professors D.Sexual Discrimination in Academia
A.over B.from C.out of D.outside