Many people leave their hearing problemuntreated because
A. it isnot serious．
B. Crystal Ear is not yet available．
C. it isnot easy to have it treated．
D. they don’t want to look Old．
查看答案
More research should be done on the experiences of_____________
Although the arguments were rational, he was not convinced.
A. sensitive
B. true
C. reasonable
D. persuasive
After a year of internship medical graduates canstart to practice
A. if they have worked in a laboratory．
B. if they have studied abroad for some time．
C. ifthey have obtained an M.D Degree
D. ifthey have passed an examination．
Mary is 1ooking for the book she lost yesterday．
A. trying to find
B. looking up
C. looking at
D. finding
微信支付 
支付宝支付