英语造句造句:beinvitedtodosth:spend(in)doingsth:leavesbfreetodosth:helpdosth:

Question

英语造句
造句:
be invited to do sth:
spend (in)doing sth:
leave sb free to do sth:
help do sth:

Answer 1

I have been invited to take part in the project.
I spent a lot of time preparing for the exam.
My teacher left me free to decide which course I will take.
Physical exercise can help expand the capacity of lungs.