[ Grammar ]
Rigging on Arab ships were redesigned to make better use of changes in the wind.
A. Change were to was.
B. correct as is

Random Topics:
Present Simple & Present Progressive TenseAdjective Clause and Adverb ClauseModals with Perfect InfinitiveAdverbs and PhrasesGrammar - Present PerfectWho or WhomGerund, Infinitive, Bare VerbPast simple regular verbsPassive Voice Active VoiceFunctional Sentence TypesOther quiz:
Adjective Clause › ViewBukittinggi is the place …….. I was born.
A. When
B. Why
C. Where
D. Who
E. Whom
Conjunctions › View
Do you want to take part in the school play ____ the science fair?
A. and
B. or
C. but
Grammar › ViewI finished painting the house ___ myself.
A. to
B. for
C. by
D. of
Grammar › View
Fill in the blank:
Dinosaurs existed at the beginning of time.
These times were called ___historic.
a. non-
b. pre-
c. un-
d. re-
