[ Conjunctions ]
He must be tired _______ he has been working since morning
A. so
B. therefore
C. moreover
D. because

Random Topics:
Grammar - to beFinite and Non-Finite VerbConjunction: Because and SoArticles A and AnBe Going To vs. WillAuxiliary VerbsWill & Be going toPrefixes SuffixesIf ConditionalsVerbs, Tenses, and VocabularyOther quiz:
Vocabulary and Grammar › ViewI think the mosquito is the …………….. insect of all.
A. most dangerous
B. more dangerous
C. danger
D. dangerous
Present Simple & Present Continuous › View
We usually ……… to school by bus
A. go
B. is going
C. are going
Relative Pronouns and Adverbs › ViewKyle knew ________ Shannon was so angry.
A. which
B. whom
C. who
D. why
Grammar › View
This drink is very sweet. It has too __________ sugar in it.
A. little
B. few
C. much
D. many
