[ Conditionals / Unreal Past ]
They … let you on the plane unless you have a valid passport.
A. had
B. have
C. will
D. won`t

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Third Conditional › ViewWhich verb form is used in the ‘if’ clause of the third conditional?
A. Present simple
B. Past simple
C. Past perfect
D. Present perfect
Grammar › View
Nasir is intelligent _______ he is lazy.
A. or
B. but
C. and
D. because
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a. lie
b. lye
Modal and Auxiliary Verbs › View
I can play basketball very well.
Which word in the sentences is a modal verb?
A. play
B. well
C. can
D. basketball
