【单选题】【消耗次数：1】
Kate works _______ she used to.
①
hard than
②
as harder as
③
as hard as
④
more harder than
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相关题目
【单选题】
If Linda had practised hard enough last week，she______ more confident on the stage now．
①
would have been
②
had been
③
is
④
would be
【单选题】
One can’t learn a language well, ________ he works hard.
①
if
②
and
③
unless
④
because
【单选题】
To answer correctly is more important than ____.
①
that you finish quickly
②
finishing quickly
③
to finish quickly
④
finish quickly
【单选题】
Before she left to have a holiday, she_______ hard.
①
worked
②
has worked
③
had worked
【单选题】
He _______ to study harder in the future so that he could have more opportunities to find a better job.
①
resolved
②
resorted
③
requested
④
reserved
【单选题】
To answer correctly is more important than________.
①
that you finish quickly
②
finishing quickly
③
to finish quickly
④
finish quickly
【单选题】
Now soil in this area is [填空] than it used to be. Something must be done to it.
①
very good
②
much better
③
rather than
④
even worse
随机题目
【单选题】
集合S = {1, 2, … , 10}上定义的运算x*y=lcm(x,y), lcm(x,y)是 x 与 y 的最小公倍数，下面说法不正确的是：
①
不封闭；
②
可结合；
③
可交换；
④
有零元。
【单选题】
集合A={a1,a2,...,an}（n≥2）上○运算定义如下: ai,aj∈A, ai○aj=ai，下面说法不正确的是：
①
无逆元；
②
可结合；
③
有幺元；
④
运算封闭。
【单选题】
格可以不用满足下面哪个条件：
①
任意两个元素存在最大下界；
②
任意两个元素存在最小上界；
③
保交保联运算都要可交换、可结合、吸收和等幂；
④
保交保联运算相互可分配。
【单选题】
S=Q×Q, Q为有理数集, *为 S 上的二元运算, áa,b?,áx,y?∈S, 有áa,b?*áx,y?=áax, ay+b?，则*运算的幺元（单位元）是：
①
á0，0?；
②
á0，1?；
③
á1，0?；
④
不存在。