[ Past Tense ]
The teachers ….. (explain) the materials clearly.
A. explain
B. explains
C. explained
D. explaineded

Random Topics:
Nouns, Articles, DeterminersPresent Perfect and Past SimpleSimple TensesThird ConditionalGrammar and EssayVocabulary and Verb TensesAction, Helping & Linking VerbsQuantifiers with NounsEnglish MorphosyntaxTOEFLOther quiz:
Grammar › View“Hi, Phong. Nice to meet you again.” “Hi Kha. Nice to meet you, _______.
A. too
B. also
C. so
D. then
Vocabulary › View
If you feel jealous of someone, you could also say you feel ________.
A. luminous
B. envious
C. alternative
D. adapt
Homonyms › ViewThe dictator wanted to ___ power.
a. seas
b. seize
Grammar › View
Which of the following sentences contains a compound subject?
A. Tony wants an apple for lunch.
B. Tony wants to drink water and eat an apple.
C. Tony and Nick want an apple for breakfast.
D. Nick wants water and an apple at breakfast and lunch.
