【单选题】身高为( )米的儿童乘火车,应购儿童票。
【单选题】Before submitting the book reports, proofreading must be done.
A.
This sentence contains both a misplaced modifier and a dangling modifier.
B.
This sentence is correct.
C.
The sentence should be corrected as “Before you submit the book report, proofreading must be done.”
【单选题】Before submitting the book reports, proofreading must be done.
A.
This sentence contains a squinting modifier.
B.
This sentence contains both a misplaced modifier and a dangling modifier.
C.
This sentence is correct.
D.
The sentence should be corrected as “Before you submit the book report, proofreading must be done.”
【判断题】基因型为aabbcc的桃子重120克,AABBCC桃子重210克。各基因对以相加方式决定桃子的重量,则F1重量是165克,F2中不同重量的桃子有7种
【单选题】基因型为aabbcc的桃子重120克,AABBCC桃子重210克。各基因对以相加方式决定桃子的重量,那么,其F2中和双亲桃子重量一样的占比例为: