... inspiration from Vietnam’ethnic minorities. 7) Jeans have been never out of ( order, work, matter, f ashion).8) I haven’t seen my aunt Huong (for, from , at, since) 20 07. 9) The currency of Vietnam is ... school for 4 years.14) She ( is teaching, was teaching,to teach, taught ) English in the class at 7 oclock yesterday.15) Halen has a lot work to do today. She wishes she (doesn’t do, to do, did, ... didn’t do ) it.16) His mobile phone ( was stolen, has been stolen, is stolen, stolen) 5 days ago. 17) The prolem is very difficult . It (can’t solve, couldn’t be solved, can’t be solved, solve).18)...