The relative pronoun can be omitted is all the sentences below, except:
A. He’s the man who I told you about.
B. She’s the woman who lives next door to us.
C. Spanish is a language that I want to learn.
D. This is the rule which most students don’t understand.

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QuantifierVerb Tenses and ModalsPast Perfect and Past Perfect Continuous TenseEnglish for TourismPast Narrative TensesModals VerbFuture Tense VerbGerunds in SentencesSentence Fragments and Complete SentencesZero ConditionalOther quiz:
Infinitive and Gerunds › ViewTry to do it without __________ too much noise
A. make
B. making
C. To make
Present Tenses › View
Where (be) ….Linh? — B: He ( water)….. flowers and vegetables in the garden.
A. is / is watering
B. has been / has been watering
C. has been / has watered
D. is / waters
Grammar › ViewWhat type of word is the underlined word in the following sentence:
Today, my mother and I are going to the park after school.
A. Noun
B. Pronoun
C. Verb
D. Adverb
E. Interjection
Modal Verbs › View
You ___ play loud music after 10 p.m.
A. should
B. must
C. could
D. had to
E. mustn`t
