单项选择题
________ it was raining, many international tourists were having picnics in the woods.In spite of the fact thatB. In spite of thatC. In spiteD. In spite of
单项选择题 It was ________ that there was nobody on the street.so cold dayB. such cold dayC. such a cold dayD. a day so cold
单项选择题 缓、控释制剂中宜选用粉末直接压片或干颗粒压片的制剂是 ()
单项选择题 作为注射液抗氧剂的是、
