If Mr.Lin ________ exercise (運動)every day, he will become helthier.
A. does
B. will do
C. doing
D. do

Random Topics:
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:
Present/Future/Past Simple/Present Perfect › ViewThe man ________ out the key and ________ the car door.
A. A. was taking / opened
B. B. took / opened
C. C. took / would open
D. D. took / had opened
Past Tense and Past Continuous › View
It (be) a day last September. The sun (shine) and the birds (sing). I (walk) along the street when I (meet) an old friend.
A. It was being a day last September. The sun shone and the birds sang . I was walking along the street when I met an old friend.
B. It was a day last September. The sun was shining and the birds were singing . I was walking along the street when I met an old friend.
C. It was a day last September. The sun was shining and the birds were singing . I was walking along the street when I was meeting an old friend.
D. It was being a day last September. The sun shone and the birds sang . I walked along the street when I met an old friend.
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
