[ Modals ]
We _____ go to the dentist every six months.
A. have to
B. must
C. didn’t use to
D. used to
Select your answer:

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Conditionals (0 - 1 - 2)Will and Going toGrammar - Capitalization and Possessive NounsArticles and QuantifiersTime ExpressionsObject PronounPast ParticiplePresent Simple Tense PassiveTenses (Present, Past, Future Forms)Zero & First ConditionalOther quiz:
Grammar › ViewOstriches are —- of living birds, attaining a height from crown to foot of about 2.4 meters and a weight of up to 136 kilograms.
A. large, strong
B. large and strong
C. larger and strong
D. the largest and strongest
Mixed Tenses › View
John…a lot in the Maths lesson, so he had to go and work in the library
A. is talking
B. talks
C. talked
D. Has takked
E. is talking
