[ Simple Present Tense ]
Cái nào là công thức của simple present tense?
A. S+Vo/s/es+….
B. S+Ved/2+….
C. S+be+Ving+….
D. S+has/have+V3/ed+….

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Perfect Tenses and Vocabulary › ViewThey…………(know) each other………..they ………(be) at university.
A. Have known
since…….were
B. have known
since ….are
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since…….have been
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Which words means with full of care?
A. carefull
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A. arrived
B. will arrive
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D. arrive
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His eyeglasses _________ broken yesterday.
A. was
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D. are
