[ Grammar Clauses ]
There could be a problem.
A. Phrase
B. Clause

Random Topics:
Present & Past TensesGerund and To InfinitiveSecond and Third ConditionalModals and Modal PerfectsAdverb ClausePresent Progressive TenseWas and WereModals of DeductionPast Tense, Recount Text, and Future TenseSimple Present & Present ProgressiveOther quiz:
Grammar › ViewThe method _______
Dr Maria Montessori developed in the 19th century is now known as the Montessori method.
A. where
B. that
C. whose
Present Perfect Continuous Tense › View
He….(work) ……in this company since 1985.
A. has been working
B. working
C. work
D. is work
Grammar › ViewIn the UK, the streets are generally ____________ (narrow) than in the USA.
A. more narrow than
B. narrower than
Types of Sentences › View
When I had made an opening sufficient for my head, I put in a dark lantern.
What type of sentence is this?
A. Simple
B. Compound
C. Complex