THIS ISN’T MY FIRST VISIT TO LONDON . ……….HERE BEFORE.A. I’M B. I’M...

3. - BÀI GIẢNG BAI TAP ON TRAC NGHIEM LOP 8
BÀI GIẢNG BAI TAP ON TRAC NGHIEM LOP 8
3. This isn’t my first visit to London . ……….here before.A. I’m B. I’m going to C. I’ve been D. I was