[ Modal Auxiliary ]
The windows are very dirty. I … clean them.
A. should
B. will be able to
C. must

Random Topics:
Phrase vs ClauseDefinite vs Zero Article Abstract NounsRelative ClausesHas Got & Have GotPerfect ModalsLet & Be allowed toSubordinating and Coordinating ConjunctionsTransitive or Intransitive VerbsGrammar: SyntaxGerund, Infinitive & ModalsOther quiz:
Grammar › ViewIs he_____ best person for the job?
A. a
B. the
Future Tense (will/be going to/p.continuous) › View
Dad can’t take you to school. He _______________ the dentist at 8.30.
A. is going to see
B. will see
C. is see
D. going to see
Regular vs. Irregular Verb › ViewWho just … (speak) at the conference?
- speaked
- spoke
Grammar › View
I _________ 25 years old.
A. have
B. am
C. (-)
