[ Grammar ]
Seldom _______ a project of this magnitude completed within such a tight time frame.
A. do we see
B. we do see
C. we see
D. have we seen
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Modals of Necessity and SuggestionTenses - Irregular VerbsAdjectives vs AdverbsTenses and ArticlesSimple Present & Present ProgressiveModal Verbs in ConditionalsComparison and ModalsQuestion Tags in Verb TensesConnectives (because, due to, owing to, because of)Relative Pronouns with PrepositionsOther quiz:
Grammar › ViewMy classmates and I ＿＿＿ on a trip to Sun Moon Lake next week. We’re really excited（感到興奮的）.
A. went
B. am going to go
C. are going to
D. will go
Tenses › View
What time expression indicates the present perfect tense?
A. always
B. yesterday
C. ever, never, for, since
D. tomorrow