[ Vocabulary and Grammar ]
Geometry is the branch of mathematics ________ the properties and relation of lines, angles, shapes, surfaces and solids.
A. is concerned with
B. dealing with
C. the deal about
D. to be concerned about

Random Topics:
Past, Present, FutureComplex Sentences with Adverb ClausesPresent Simple x Present ContinuousPast ModalsFuture Tense VerbAdverb of Frequency and TensesProverbsBe Going To vs. WillGrammar - too & enoughInfinitive and GerundsOther quiz:
Grammar › View請選出對的句子⋄
A. Is it dangerous runs across the street?
B. Is it dangerous run across the street?
C. Is it dangerous to run across the street?
Tenses › View
The climate ____ warmer in recent years.
A. is becoming
B. became
C. becomes
D. will become
Tenses › View……….. when you called her?
A. Was she studying
B. Did she study
C. Is she studying
D. Does she study
Grammar › View
They _____ go to the dentist.
A. have
B. has
C. have to
D. has to
