[ Modal Auxiliary ]
Which modal verb is used to tell someone that it is a requirement that they do something?
A. might
B. may
C. should
D. must

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Tenses › ViewWhich sentence correctly uses the past continuous?
A. He had been studying before the exam started.
B. He was studying before the exam started.
C. He studied before the exam started.
D. He had studied before the exam started.
Grammar › View
My grandfather and Mr Dharma have been friends _________ they were in primary school.
A. for
B. from
C. since
D. during
Grammar › View_____ the demands of aerospace, medicine, and agriculture, aengineers, are creating exotic new metallic substances.
A. Meet
B. Being met are
C. To meet
D. They are meeting
Grammar › View
I … to learn to ski.
A. like
B. love
C. would like
