[ Tenses ]
Mister Oosters ________________ (work) on the GSG for more than 10 years.
A. works
B. worked
C. has worked
D. is working

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Grammar › ViewVocabulary:
The _____ to sign up to this course is tomorrow.
_____
A. tuition
B. major
C. deadline
D. enroll
Grammar › View
Q: ____ does Dave work?
A: He works everyday.
A. Who
B. Where
C. When