[ Grammar ]
Fill the blank with suitable preposition
I am sorry ….. what I have done
A. at
B. on
C. for

Random Topics:
Relative - ConditionalPresent Simple Positive and NegativeGrammar of Conjunctions and PrepotitionsVocabularyConditionals (0 - 1 - 2)Infinitive and GerundsTenses and StructureIf- ConditionalConjunctions & InterjectionsExclamationOther quiz:
Grammar › ViewEverybody asked if you could help. What is the noun clause of this sentence?
A. If you could help
B. Everybody asked
C. Everybody asked if you
D. Asked if you could help
Grammar › View
Tea tastes sweet if you ___ sugar in it.
A. putting
B. puts
C. are put
D. put
Grammar › View__________ she like playing tennis?
A. Do
B. Does
Grammar › View
They …………………………. gentle.
A. always are
B. always is
C. are always
D. is always
