[ Tenses ]
One of the most difficult problems ______ whenever we try to achieve goals.
A. arise
B. arises
C. is arisen
D. are arisen
Select your answer:

Random Topics:
Identifying TensesSubject-Verb AgreementModal Verbs, Passive Voice & ConditionalsComparative - SuperlativePresent Perfect TenseExpressing Obligation and ModalsThe Simple Present TenseTime ClauseRelative & Interrogative PronounsPresent Simple for Future ArrangementOther quiz:
Grammar › ViewI ………a letter at the moment.
A. write
B. writes
C. writing
D. am writing
Grammar › View
‘’We are visiting Terry tomorrow.’’ ‘’What a good idea! I ___ with you!’’
A. am coming
B. will come
C. would
D. will have come
