[ Grammar ]
It is very simple to ________ this machine.
A. to use
B. used
C. use

Random Topics:
Such...that, so ......thatModals and Active and Passive VoiceGrammar and Sentence CorrectionConnectivesPresent Perfect Tense and Simple Past TensePresent Simple PassivePast Tense and NeutralAdjective ending with ED & INGNouns, Articles, DeterminersPreposition (at,in,on)Other quiz:
Modals › ViewChoose the best modal to complete this sentence:
I want to attend the Maroon 5 concert. I ____ purchase my tickets online now to make sure that I get enough tickets for me and my friends.
A. must
B. have to
C. need to
D. should
Tenses › View
Which one is pronounced differently?
A. visited
B. decided
C. danced
D. wanted
Verb Tenses › ViewWhat were you doing when the accident happened?
A. I repaired the car
B. I was repairing the car
C. I repair the car
D. I am repairing the car
Grammar › View
Lisa didn’t take a trip to Penghu, but her classmates ________.
A. did
B. take
C. took
D. didn’t take
