你有事需要打断别人的交谈时,你应说:A. Excuse me B. I’m sorry.
() She fast in PE. A. run B. runs C. running
()He’s clever boy. A. a B. an C. the
()We going to speak to your teacher. A. is B. are C. do
()Ms Smart is very happy your work. A. with B. of C. for
()Tingting is very good Maths. A. on B. in C. at