[ Verb Tenses ]
18. Look! Those students __________ English songs in the classroom. They often __________ together after school.
A. sing / are practicing
B. sing / practice
C. are singing / practice
D. are singing / are practicing

Random Topics:
Phrasal verbs and Prepositional PhrasesPresent tense AffirmativeCountable & Noncountable NounsGrammar - Imperatives and LetGrammar SuffixesMay, MightTAG QuestionsTypes of Sentence StructureAsking and Giving OpinionGrammar: Used to, Would, Be used to, Get used toOther quiz:
Past Tense › Viewbefore we checked out of the hotel, the sales manager told us that the bill……
A. have already been paid
B. has already been paid
C. was already been paid
D. had already been paid
Grammar › View
What tense means already happened?
A. present
B. past
C. future
D. all of the above
Grammar › ViewThough he worked very hard …. he could not get the highest marks.
A. In spite
B. Also
C. But
D. Yet
E. If
Conjunctions and Pronouns › View
What is an example of a conjunction of purpose?
A. so that
B. but
C. and
D. or
