[ Grammar ]
Only a few sounds produced by insects are heard by humans ___ most of the sounds are pitched either too low or too high.
(A) in spite of
(B) because
(C) as a result of
(D) instead of

Random Topics:
The Past SimpleFirst Conditional, Future Time ClausesAction vs Linking Verbs/ Verb PhrasesPrepositions & Prepositional PhrasesPast and Past ContinuousPrefixes SuffixesOn, At, ByConditionals / Unreal PastGrammar: so and suchIndependent ClausesOther quiz:
Grammar › ViewAnna and Greg are classmates. _______ love to study at their school library.
A. He
B. She
C. They
D. We
Some vs. Any › View
Are there … ants on the bread?
a. some
b. any
Modal Verb › ViewIn order to get ready for our Halloween party tonight, we _____ clean and tidy our classroom.
A. are able to
B. must
C. have to
D. can
Direct Object and Indirect Object › View
Choose the correct sentence
A. He said me something about the work.
B. He said something about the work.
