3个英语选择,1."Are you happy ( ) you English study?" "Yes,I think

3个英语选择,
1."Are you happy ( ) you English study?" "Yes,I think so."
A for
B with
C in
D at
2.What time did you borther ( ) last night?
A get to
B arrive
C reach at
D arrive in
3.How can I make friends in a new school?
--Say hello to ( ) to you to today,and you can have a new friend tomorrow.
A new someone
B someone new
C new anyone
D no one