[ Noun Clause ]
The teacher explains … the earth evolved.
A. what
B. why
C. where
D. when

Random Topics:
Perfect Tenses of VerbsReflexive pronounsSo / Neither / Either / TooPast simple vs Present perfectAdverb ClausesPhrase or ClauseSimple and Past TensesFigure of SpeechTensesand, so, but, becauseOther quiz:
Grammar › ViewSelect the correct verb: The cacti _______ everyday.
A. grows
B. grow
Modal Auxiliary Verb › View
‘Rita has just missed the pane to Medan.’ ‘She … at the airport at least two hours before departure.’
A. was
B. should be
C. should have been
D. has to be
E. must have been
Linda ran away when she saw a ………. of bees approaching.
A. colony
B. swarm
C. litter
D. troop
Degrees of Comparison › View
Honesty is the _______ policy of all.
A. Better
B. Best
