[ Modals ]
Ann is very ill, she ____ a doctor when I told her to do so.
A. could have seen
B. should have seen
C. must have seen
D. might have seen

Random Topics:
Do not- Does notInfinitive FormsMay, MightTime ConjunctionsVocabulary and TensesBe Going To vs. WillRelative Clauses and UsageNoun PhrasesPresent Simple or Present ContinuousGerund or InfinitivesOther quiz:
Modal Verb › ViewWho among Aria, Samuel, and Ethan ________ swim very well?
A. can
B. will
C. am
D. have
Conjunction › View
Ramu liked the story __________ it was very exciting.
A. so
B. because
C. but
Vocabulary and Grammar › ViewMai has lots of dolls. She wants to build a ___________ for them.
A. doll
B. coin
C. model
D. dollhouse
Tenses › View
Please be aware that the old computers will with new ones by the end of the fiscal year.
A. replacing
B. replaces
C. be replaced
D. be replacing