[ Grammar ]
Its economy centers ________ the production of rice.
A. at
B. to
C. on
D. with
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Present and Past Simple PassiveFuture FormsPassive SentencePronoun & Present SimpleConditional Sentence Type 3-ed and -ing AdjectivesModals for Ability, Possibility and PermissionTOEFL GrammarFirst Conditional SentenceGrammar - must & have toOther quiz:
a, an, the, Zero Article › ViewWho’s ________ teacher for this class?
A. The
B. No article
C. A
D. An
used to, be used to, get used to › View
When I started to work here I needed a lot of help, but now I _____________________ all the work on my own.
A. get used to doing
B. used to do
C. am used to doing
Mixed General Quiz › ViewGalveston and Corpus Christi ___ Texas cities along the Gulf coast.
a. am
b. is
c. are
Subject Verb Agreement - Indefinite Pronouns › View
Somebody ……………. waiting for you downstairs.
A. are
B. is