[ Modal Verbs ]
Which sentence is incorrect?
A. She needs to see a doctor.
B. She might see a doctor.
C. She should see a doctor.
D. She must to see a doctor.

Random Topics:
TOEFL Adjective and AdverbTenses (Present, Past, Future Forms)There is, There are, Some, AnyModal Verbs and ConditionalsIndefinite ArticlePronouns, Sentence Structure, and ApostrophesComparativesAdverbs and Time ExpressionsPast Simple, Past Continuous, Past Perfect, Past Perfect ContinuousGrammar - Collective NounsOther quiz:
Grammar › ViewMy brother is going to the movies. I hope I can go ___
A. two
B. to
C. too
Grammar › View
Identify the one plural or possessive error.
Frank Lloyd Wright’s Fallingwater is a remarkable architectural feat. Featured on Time magazines cover in 1938 and granted National Historic Landmark status in 1976, the house sits atop a waterfall, whose rushing water can be heard but not seen.
A. Wright’s
B. sits
C. magazines
D. whose
Present Continuous Tense › ViewKarla and Trumpet ___ talking.
A. am
B. is
C. are
Grammar › View
Show me what is ____ your lunch bag.
A. beside
B. on
C. over
D. in
