Idon'tthinkit'sfouro'clockyet.yet不是用在完成时的吗?请解释整个句子!

Question

I don't think it's four o'clock yet.
yet不是用在完成时的吗?请解释整个句子!

Answer 1

不一定用在完成时
副词 adv.直到此时；直到现在；马上
up to this time; until now;in the immediate future
· I haven't finished the book yet.
我尚未读完那本书.
· But no woman has been to the moon yet.
但是还没有一个妇女到过月球.
副词 adv.直到那时
up to a specified time in the past; until then
· He told me that his brother had not yet arrived.
他告诉我他弟弟那时还没有到达.
· When dawn broke,he had not yet arrived there.
天亮时他还未抵达那儿.
副词 adv.目前；现在
at this present time; now
· Have you seen him yet?
你还没看见过他吗?
· Is he dead yet?
他现在还没死吗?
副词 adv.依然
still even now
· You will succeed yet.
你还会成功的.
· He may surprise you yet.
他以后还可能使你感到意外呢.
副词 adv.再,加上
again; in addition
· I have yet much to say.
我还有很多要说的.
副词 adv.将来；有一天；终于
some future time; some day; eventually
· He will win yet.
他终会赢的.
· I shall catch him yet!
我终究会找到他.
副词 adv.依然；甚至于
still; even
· He wants yet more.
他还要更多.
连词 conj.但是,然而；而又
but; however
· He is old,yet he works hard.
他年纪大了,然而工作很努力.
· He hardly knew how to write,yet he had to stop learning.
他还没学会写字,就得停止学习了.
· He worked hard,and yet he failed in the exam.
他虽然很努力,可是考试没有及格.