[ Past Simple Negative & Questions ]
Harriette and Simon ______ surprised when they saw their present.
A. was
B. did
C. were
D. are

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Future Tense VerbModals of AdviceModals "Should"Modal Verb, Passive VoiceGrammar (Adverbs, Prepositions, Prepositional Phrases)Tenses and FoodPreposition and AdjectiveVerbsDescriptionsGrammar - Capitalization and Possessive NounsOther quiz:
Vocabulary › Viewconfusion
A. bewilderment
B. delinquent
C. manslaughter
D. exploit
Grammar › View
Mega can’t come to the conference right now because she………. her little baby.
A. taking care of
B. is taking care of
C. is takes care of
D. be taking care of
Grammar › ViewMany people who will like to lose weight have joined health clubs and nutrition centers. Which one is incorrect word/phrase?
A. Many
B. will like
C. have joined
D. health
Grammar for TOEFL › View
Potassium has a valence of positive one because it usually loses one electron when _____ with other elements.
A. does it combine
B. it combines
C. in combining
D. combination