Next semester, Susan must take three compulsory courses.

The high school senior is taking three Advanced Placement courses. Outside the c

C)By studying the subject online.-|||-B)With the professor`s help. D)By taking p

Choose to fill in the blanks with either do or make.1. Student: The college offe

This book must ______ next summer.A. publishB. have publishedC. be publishedD. h

[单选题]You must take good care of the drainage cock of the air control system. Because lead scale formed which might malfunctions the pilot control valve and other instruments.A．the temperatureB．the rustC．the pressureD．the humidity

[单选题]You must take good care of the drainage cock of the air control systemBecause （） leads scale formed which might malfunction the pilot control valve and other instruments.A . the temperatureB . the rustC . the pressureD . the humidity

[单选题]Must I take a taxi? - No, you ________ . You can take my car.A.had better t

[问答题]We must take somemeasures to control the pollution.

Will you take the job? We must have a quick().A. mindB. decisionC. decidingD. ma

Will you take the job? We must have a quick ____A. mindB. decisionC. decidingD.