Mark the letter A, B, C, or D on your answer sheet to show the underlined part that needs correction.
The woman of whom the red car is parked in front of the bank is a famous pop star.
Giải chi tiết:
Around 150 B.C. the Greek astronomer Hipparchus developed a system to classify stars according to brightness.
Population growth rates vary among regions and even among countries within the same region.
Biogas can be utilized for electricity production, cooking, space heating, water heating and process heating.