IF A DROP OF OIL IS PLACED IN A GLASS OF WATER, IT WOULD FLOAT TO TH...

1. - INTRODUCTIONS ON HOW TO DO CONDITIONAL SENTENCE EXERCISES FOR STUDENTS TAKING NATIONAL HIGH SCHOOL EXAM
INTRODUCTIONS ON HOW TO DO CONDITIONAL SENTENCE EXERCISES FOR STUDENTS TAKING NATIONAL HIGH SCHOOL EXAM
1.If a drop of oil is placed in a glass of water, it would float to the top A B C D