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the; the /; / /; the the; /
Zac是半数致死剂量与阈剂量的比值 Zac值小，说明化学物质从产生轻微损害到导致急性死亡的剂量范围窄，引起死亡的危险性大 Zac值小，说明化学物质从产生轻微损害到导致急性死亡的剂量范围宽，引起死亡的危险性小 Zac值小，发生慢性中毒的危险性大 Zac值小，发生慢性中毒的危险性小
likes; in in; likes on; likes of; like
Fine. She seems to have made some new friends in no time. She likes it so much that she' 11 soon be reluctant to leave the school. Though she likes the new school, she loves her old school much stronger. Well, I' m afraid I don' t know exactly.
like;don’t like likes;doesn’t likes likes;doesn’t like like;don’t likes
like；don't like likes；doesn't likes likes；doesn't like like；don't likes
What do you think does she like best Do you think what does she like best What do you think she likes best Do you think what she likes best
Zac=Limac／LD 乙越大，表明化学物质引起急性死亡的危险性越大 Zac值是一个相对稳定的指标 Zac是急性毒性常用参数之一 Zac=Limac／Limeh
She is in the room Yes, she is She is reading a book She likes singing
Do you think what she likes best What do you think she likes best What do you think does she like best Do you think what does she like best
likes; don’t like; don’t likes; not likes; aren’t
likes, she loves, her like, her likes,hers
Zac=Limac／LD50 Zac越大，表明化学物质引起急性，死亡的危险性越大 Zac值是一个相对稳定的指标 Zac是急性毒性常用参数之一 以上说法均正确
Fine. She seems to have made some new friends in no time. She likes it so much that she' 11 soon be reluctant to leave the school. Though she likes the new school, she loves her old school much stronger. Well, I' m afraid I don' t know exactly.
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