[ Grammar ]
This flat is __________________ than the first one.
A. worse
B. bad
C. badder
D. the worst

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Gerund, Infinitive, Bare VerbRelative PronounsPerfect TenseThe First Conditional (if/unless)Grammar-Verbs & Nouns Singular, Plural, GenderConditional Sentence Type 2 and Type 3Grammar and PrepositionsThe -ing Form of VerbsConditional and SubjunctiveModal Verbs & Perfect InfinitiveOther quiz:
Clause Markers TOEFL Grammar › ViewComplete the sentence with the best clause marker:
Sacagawea , ________ was a Shoshoni Indian, guided Lewis and Clark to the Columbia River.
A. whose
B. who
C. which
D. whom
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It’s ___________ to call her at night.
A. convenience
B. inconvenience
C. convenient
D. inconvenient
Adverb Clauses › ViewWe had to cancel the picnic __________ it started raining heavily.
A. if
B. since
C. until
D. unless
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I wish my summer holiday … longer.
A. will be
B. is
C. were
D. has been