[ Tenses ]
The lab technician ______ the temperature of the experiment every hour.
A. is checking
B. has checked
C. is checked
D. checks
Select your answer:
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Grammar › ViewHe decided to __________, not worrying about the outcome.
A. dive in headfirst
B. head for
C. go beyond
Grammar › View
Can you move _________ sofa into the middle of the living room, please? said the lady.
A. this
B. that
C. these
D. those