Topics: Modal Verbs in Emergency Situations
You ______ joke around during emergency practice.
A. should
B. must
C. mustn’t
D. need
Select your answer:

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Grammar › ViewDue to my job, I have to fly abroad twice a month, so I’m quite __!
A. used of it
B. used to it
C. used to travel
D. use to travelling
Simple Past Tense › View
The past tense of ‘dig’ is ____.
A. Dig
B. Dug
C. Digged
