We should avoid_______ the door unlocked at night.
A. to leave
B. leave
C. leaves
D. leaving

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Simple Present Continuous TenseIrregular AdjectivesSentence TransformationCan vs CouldVocabulary : Coming & GoingGrammar and Passive VoicePassive Voice with ModalsSimple Tenses in EnglishAdverbs, Modals, Preposition of timeComperative and SuperlativeOther quiz:
Gerunds and Infinitives › ViewAll the students agreed________ all the museums in the city.
A. visiting
B. to visit
Grammar › View
What is the BEST way to combine these sentences?
The chocolate icing is creamy. The vanilla icing is too stiff.
A. The chocolate icing is creamy or the vanilla icing is too stiff.
B. The chocolate icing is creamy, but the vanilla icing is too stiff.
C. The chocolate icing is creamy, the vanilla icing is too stiff.
D. The chocolate icing is creamy bu the vanilla icing is too stiff.
Must Vs Have to › ViewChoose the correct option.
A. We use mustn´t, when something is not allowed or prohibited.
B. We use don´t, when something is not allowed or prohibited.
Grammar & Vocabulary › View
If someone has agoraphobia, what are they afraid of?
A. crowds / public
B. dogs / wolves
C. snakes / venomous animals
D. public speaking