Joining two sentences using a relative pronoun
If and unless exercise
Báo cáo nghiên cứu khoa học: " BUILDING A GOOD IMAGE FROM TWO COLOR IMAGES OF CAMERA MODEL USING GA AND DISCRETE WAVELET TRANSFORM" pptx
Báo cáo y học: " Measurement of Epstein-Barr virus DNA load using a novel quantification standard containing two EBV DNA targets and SYBR Green I dye" pps
101 ielts speaking part two tasks about sports and hobbies