【多选题】Select the correct sentences.
A.
A large group of young people was hanging around the corner of the street.
B.
His singlemindedness and a desire to win was responsible for his success.
C.
Good planning and motivation are vital for academic success.
D.
Although Ms. Smith was wealthy, she made poor use of it.
【单选题】Select the correct cut view
【单选题】某女,24岁,停经45天,尿妊娠试验阳性,妊娠试验是测定尿中的
【单选题】Select the correct thread drawing
【判断题】淀粉溶液的配制应先用少量冷蒸馏水将淀粉溶解成稀糊状,再转其入正在煮沸的蒸馏水中 1 ~ 2min ,迅速搅拌,待其冷却后装瓶即可。