[ Modal Verb ]
“Have you seen John?” “No. But he _________ be studying in the library.
A. may
B. will
C. must
D. need
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Too or EnoughPronounsAdverbs of TimePresent Perfect Simple & Present Perfect ContinuousModals of Speculation and DeductionGrammar ModalsKnee AnatomyInfinitive FormsPresent Perfect vs Past Simple TenseWH Questions and Simple Past TenseOther quiz:
Tenses (Present and Past) › ViewWhen I started work at 6 o’clock this morning, the sun ———— behind the mountain.
A. rises
B. is rising
C. rose
D. was rising
Grammar › View
How would you describe the smile?
A. Confused
B. Gloomy
C. Bitter
D. Astonished
Who invented the bicycle?
A. MacDonald
B. Macmillan
Conjunctions › View
We cannot travel to other countries _____ they have lifted the travel ban.
A. because
B. until
C. neither
D. since