下面的透明剂进行组织透明后,需用苯漂洗去除,然后进行浸蜡的是()。
A.二甲苯
B.氯仿
C.香柏油
D.水杨酸甲酯
E.松油醇
参考答案:E
单词拼写(共5分,每小题1分)
小题1:People lived in bad c ____ __ (条件) in the past.
小题2:Our English teacher often e____ __ (鼓励) us to study English hard.
小题3:With the d______ (发展) of the modern city, we need more living abilities.
小题4:We should be honest students instead of c______ (欺骗) our teachers.
小题5:The countryside is a p____ __(完美的) place to take a holiday.
纸质商业汇票的付款期限自出票日开始计算,最长为()。
A.1个月
B.3个月
C.6个月
D.1年