[ Grammar ]
They are late as usual. I don’t think we should _____ them.
A. Wait for
B. Wait
C. Waiting
D. Waited

Random Topics:
Grammar: MorphologyConjunction and PunctuationNouns - Word Form-IONComparative & Superlative AdverbsTenses and VoiceDependent PrepositionsTenses of VerbsModals VerbsComparative Adjectives and AdverbsConjunctive AdverbsOther quiz:
Noun Phrases and Verb Phrases › ViewWhich verb is finite in “My parents promised to take us to Angkor Wat.”?
A. promised
B. to take
Tenses › View
What is indicated by the future perfect progressive tense?
A. An action that was completed in the past
B. An action that is expected to end in the future
C. An action that will continue until a certain future time
D. An action that does not involve time
Subject Verb Agreement › ViewThe students in my school _____________science when it involves a field trip to the zoo.
A. enjoy
B. enjoys
Grammar › View
You ought ______________ harder to achieve success
A. try
B. to try
C. trying
D. will try