[ Plural ]
What is the plural form of tooth?
A. Tooth
B. Tooths
C. Teeths
D. Teeth
E. Teeths

Random Topics:
Present Perfect SimpleModal Verbs and Contrastive ConjunctionsPresent Continuous TenseProgressive Perfect and Simple Verb TensesModals and Semi-ModalsGerund vs InfinitiveDirect Object and Indirect ObjectPresent Perfect Simple & Present Perfect ContinuousDefinite & Indefinite Pronoun & ConditionalsAdverbs, Infinitives, Definite ArticleOther quiz:
Grammar › ViewComplete the sentence with the correct SUPERLATIVE ADJECTIVE to complete the sentence. ¨My mom says that I am the ____ ______ (beautiful) girl in the world.¨
A. beautifulest
B. most beautiful
C. most beautifullest
Grammar and Vocabulary › View
Choose the antonym for the word ‘easy’: ‘The exam was not ___.’
A. simple
B. difficult
C. smooth
D. effortless
Grammar › ViewWe had only one hour, but we _____ the report on time.
A. were able to finish
B. were finished
C. can finish
D. must finish
Helpful Phrases › View
Choose the best response.
Kelly: “I’m having a baby!”
Zhitao: “__________!”
A. That’s great!
B. My pleasure!
C. You’re welcome!
D. How do you spell that!
