4道英语语法题目...1.could you tell me ________?a.what's her telepho

4道英语语法题目...
1.could you tell me ________?
a.what's her telephone number
b.how many students were there just now
为什么是B,不是要称述语序么
2.the house is __fire!send___the firemen
a.in,out
b.on,for
c.at,in
d.by,up
why is
3.A:it's so hot today
B:so___.and so___yesterday
a.is it,was it
b.it is,it was
c.it is,was it
d.is it,it was
为什么我觉得是选B捏?
4.some students like to ___their own cloths,while more students like to _____school uniforms.
a.wear,dress in
b.wear,be dressed in
此处为什么要用被动?
如果说第1题的B是称述句.那就请把这句改成疑问句
还有第3题为何前后句式不同?