[ Grammar ]
If Mr.Lin ________ exercise (運動)every day, he will become helthier.
A. does
B. will do
C. doing
D. do
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Unless If First ConditionalToeic VerbGrammar for TOEFLContinuous and Perfect TensesSpeech TensesAuxiliary Verbs (be, do, have)Modals for Ability, Possibility and PermissionThe First Conditional (if/unless)Apostrophe GrammarSynonym and AntonymOther quiz:
Tenses › ViewTim’s mother won’t allow him to eat hamburgers and chips ________.
A. when he got high test scores
B. before he got high test scores
C. until he gets high test scores
D. after he had got high test scores
Grammar › View
It………that people have lived here for centuries
A. Know
B. Knows
C. Is known
D. Has known