[ Tenses ]
I can’t leave now. I……….for an important telephone call.
A. wait
B. am waiting
C. was waiting

Random Topics:
Gerunds, Infinitives and Modals of PossibilityGerund after Prepositions and Certain VerbsSecond ConditionalTenses of VerbsIndependent ClausesGerund - to Infinitive If ClausesComparatives and Superlativesa, an, the, zero articleNoun, Adjective, and Adverb ClausesOther quiz:
Modal Verbs › ViewIt’s ok, you … take a day off work tomorrow
A. can
B. can’t
C. have to
D. don’t have to
a, an, the, Zero Article › View
Which article correctly completes each sentence? Which of —————————-characters did you like best?
A. A
B. An
C. The