Mình cần gấp ạ , mong mọi người giúp mình
Dùng since hoặc for : 1. ___ 1998 2._____ last year 3._____ two years 4.______ last friday 5.______ 9:30 6._____ three days 7._______ the first of January 8.______ almost four months 9._____the beginning of the term 10.____ the semester started 11.______ a couple of hours 12._____ fifteen minutes 13.___ yesterday 14.__ about five weeks