[ Grammar ]
Call your parents ___ they will start to worry.
A. if only
B. otherwise
C. if so
D. in case

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Tenses and Word FormationPresent Perfect Tense and Simple Past TenseQuantifiers: too many, too much & enoughComparatives or SuperlativesPassive Voice, Modals of Deduction and First ConditionalTenses - Present and PastAlthough / DespiteTypes of SentencesAdverbNarrative TensesOther quiz:
Grammar › ViewAbout how many rooms are in the White House?
A. Near 130 rooms
B. Over 150 rooms
C. Only 10 rooms
Comparison & Modal Verbs in Passive Voice › View
The contract ________ by the manager tomorrow.
A. will have signed
B. will sign
C. will be signing
D. will be signed