[ Subject Verb Agreement and Tenses ]
The flock of birds fly across the sky every morning.
A. The flock of birds fly across the sky every morning.
B. The flock of birds flies across the sky every morning.

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Future Tenses › ViewWhich phrase indicates a decision made at the moment of speaking?
A. You’ll love Greece.
B. I’m going to sunbathe.
C. I’ll send a message now.
D. What time does the plane take off?
Modals › View
I ‘m tired. – You ……………………… work so many hours .
A. shouldn’t
B. must
C. may
D. should
Quantifiers and Adjectives › ViewCars are much ……… now than they were 50 years ago.
A. safer
B. safest
C. safe
D. more safe
Present Tenses › View
He ______ (not finish) his homework yet.
A. has not finished
B. finished
C. is finishing
