[ Grammar ]
You _____ go to the edge of the cliff. It’s very dangerous!
A. must
B. mustn’t

Random Topics:
Modal Verbs and ConjuctionsEnglish Morphosyntax-ed and -ing AdjectivesParallelism and Subject Verb AgreementMust Vs Have toTenses of Verbs - UsageGerunds and ModalsAdverbs of Manner, Likes and PreferencesVocabulary and PrepositionsWh- Questions Present Simple TenseOther quiz:
Modal Verbs › ViewDo you have to pay the bill today?
A. Yes, I have
B. Yes, I do
C. Yes
D. Yes, I had
Grammar › View
After the captain launched the boat I climbed to the second level. Which correction should be made to this sentence?
A. Change captain to captin
B. Change climbed to climed
C. Insert a comma after boat
D. Make no change
Gerunds and Infinitives › ViewAfter getting my last credit card bill, I stopped (spend) ______ so much time at the mall. I need to follow my budget more closely.
A. spending
B. to spend
Grammar › View
In the sentence ‘Of all the students, Mark is the _______.’, which word should be used to fill in the blank?
A. smarter
B. smartest
C. more smart
D. most smart
