[ Grammar ]
Many writers who work for National Geographic magazine _______ accompanied climbing expeditions.
A. Has
B. Have

Random Topics:
Direct and Indirect QuestionIntermediate PrepositionsEd and Ing EndingsGrammar - Compound SentencesSuperlative & Comparative AdverbsAdverbs (manners & modifiers)ConnectivesAsking & Giving Opiniontake, make, doVocabulary : Coming & GoingOther quiz:
Active vs. Passive Voice › ViewThe subject doesn’t need to be included when using active voice.
A. True
B. False
Grammar › View
Rain fell for hours the basement flooded.
A. fragment
B. sentence
C. compound
D. run-on
Grammar › ViewWhich sentence uses the correct article?
A. A star is born from a cloud of gas and dust.
B. An star is born from a cloud of gas and dust.
C. The star is born from a cloud of gas and dust.
Tenses of Verbs › View
The dogs have been barking all night.
A. perfect
B. progressive perfect
C. progressive
