4.Why do farmers who grow fruit trees make fires in the early morning? [ ] A.To drive away warm air. B.To prevent cold air from coming to harm their trees. C.To cause more wind. D.To stop warm air running away. 点击展开完整题目 ...
Dried Fruit C. Noodles D. Nuts 【4】What can we learn from the advertisement? A. Get one Quickeats container and you’ll have four Quickeats to eat./p> B. Take one coupon and you can eat freely in a participating store. C. Buy one coupon and you’ll get a free Quickeats. D....
where Yijkl is the observation; µ is the overall mean; Pj is the effect of period; Tk is the effect of treatment; (P × T)jk is the effect of interaction between treatment and period; eijkl is the error term. The data concerning fecal microbial populations were analyzed using the sa...