[ Grammar TOEFL ]
A machine _____ could monitor efficiency would be very useful.
A. whom
B. that
C. it
D. when
Select your answer:
Random Topics:
Verbs - third personPresent ContinuousBe Going To vs. WillThere is or There arePreposition of PlaceTenses & AffixesConjunctions, Prepositions and InterjectionsPresent and Future TensesA/AnOther quiz:
Tenses › ViewSarah (not teach) __________ students in a primary school at weekends.
A. Simple Present – doesn’t teach
B. Simple Present – doesn’t teaches
C. Present Continuous – teaching
D. Present Continuous – doesn’t teach
Question Words › View
Where will your mother tomorrow?
A. TRUE
B. FALSE