[ Modal Verbs ]
. If they don’t practice, they ___ improve their skills.
A. can’t
B. couldn’t
C. aren’t able to
D. shouldn’t

Random Topics:
Modal Verbs for Permission and ObligationIf- ConditionalGrammar PhrasesAdverbs & to bePronouns, Verb, ConjunctionThere is or There areAdverbs of TimePreposition and ConjunctionWh QuestionsPast Perfect Simple TenseOther quiz:
Vocabulary and Grammar › ViewPlanting more trees along busy roads can help ___________ noise pollution.
A. get on with
B. hang out with
C. come down with
D. cut down on
Going To Be and Will › View
We use ___________ to talk about future plans and intentions.
A. will
B. going to be
Simple Tenses › ViewThe pupils ____to avoid junk foods after their symposium last week.
A. learned
B. learn
C. will learn
Grammar › View
The mall ___ open after 12:00am.
A. isn’t
B. don’t
C. did
D. are
