When I am in the park, I really enjoy watching the children ____ on the grass.
A. to play
B. to be playing
C. playing
D. are playing

Random Topics:
Conditionals and Modals of ProbabilityIf/Unless - Conditional type 1Quantifiers and ArticlesSimple TenseSentences Function and StructureGrammar TOEFLTime ClauseCountable - UncountableConjunctions & PrepositionsAdverbs by TypeOther quiz:
Grammar & Vocabulary › ViewWhen we want to make a statement stronger, we can use an adverb such as unquestionably, definitely, crucially or certainly. These adverbs come:
_____ other verbs
A. after
B. before
C. between
Vocabulary › View
During the negotiation, both sides had to ____________ and discuss their interests.
A. conflict
B. status
C. motivate
D. interact
Grammar › ViewWhat is the indirect speech of ” The teacher said, The sun rises in the east ”
A. The teacher said that the sun rises in the east.
B. The teacher said that the sun rose in the east.
C. The teacher said that the sun has risen in the east.
D. The teacher said that the sun and raised in the east.
Grammar › View
The gas from the chemical factory was extremely _____.
A. harm
B. harmful
C. harmless
D. harmfully
