28. My mum’s letters really encouraged me _____ my illness.
A
over
B
for
C
throughout
D
within
33. I told you to keep the dog ______ the bed. I don’t want dog hair all over the bedspread.
句意：我妈妈的信确实在我的病期间鼓舞着我。throughout “贯穿，在…期间”。故选C。
介词／介词短语
判断语境
抓不住要点
容易