[ Vocabulary & Grammar ]
These devices allow the robot to physically ___________ with its environment.
A. promote
B. assess
C. access
D. interact
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Grammar › ViewIf I continue eating in this way, I _________ sick.
A. will get
B. get
C. will
Tenses › View
The extinction of certain species ____ scientists for years.
A. has worried
B. worries
C. is worrying
D. will worry
Es and S › ViewIn Autumn, the leaves ________ off the trees.
A. fall
B. falls
Grammar › View
Choose the correct equivalent to the sentence: They reported that he had arrived.
A. He was reported to arrive
B. He was reported to have arrived
C. He reported to have arrived.
D. He has been reported to arrive.