[ Grammar ]
You _______wear protective boots. It’s necessary.
A. can
B. have to
C. should

Random Topics:
Complex SentencesNoun QuantifiersModal Verbs of PermissionVerb Tense-ed/-ing AdjectivesClauses and ConjunctionsVerbal CommunicationFamily Vocabulary and GrammarPresent Simple vs Present ContinuousLexico and GrammarOther quiz:
Grammar › View_______________ three people waiting outside?
A. There is
B. There are
C. Are there
D. There isn’t
E. Is there
Grammar › View
While I was waiting for the bus it suddenly ………………………..to rain.
A. begin
B. beginned
C. began
… polar bears are cute, the mothers are extremely dangerous if they think you are threatening their cubs.
A. Although
B. Because
C. Until
D. Yet
Conditional Sentences and Verb Form › View
If you had caught the bus, you _____ late for work.
A. wouldn’t have been
B. would have been
C. wouldn’t be
D. would be