【单选题】
若有以下定义：structnode{intdata;structnode*next;}*p,*q;已建立如下图所示的链表：┌──┬──┐┌──┬──┐...p→│data│next┼→│data│NULL│└──┴──┘└──┴──┘┌──┬──┐q→│data│next│└──┴──┘不能将指针q所指结点连到上图所示链表末尾的语句是（）。
①
q-next=NULL;p=p-p-next=q;
②
p=p-p-next=q;q-next=NULL;
③
p=p-q-next=p-p-next=q;
④
q-next=p-p=p-p-next=q;
【单选题】
-________ keep water running when you are brushing your teeth or washing your hands, Jack. -OK. I know we must save every drop(滴) of water.
①
Please
②
Why not
③
Don’t
④
do
【单选题】
—She may not be free today.—________, well have to put the meeting off.
①
If may
②
If not
③
If she may not
④
If she may not be free today
【单选题】
Due to the increasing aging population in China, demand the caregivers will continue to rise.
①
with
②
of
③
for
④
and
【单选题】
若有以下定义：structnode{intdata;structnode*next;}structnodem,n,k,*head,*p;已建立如下图所示的链表：mnk┌──┬──┐┌──┬──┐┌──┬──┐head→│data│next┼→│data│NULL│p→│data│next│└──┴──┘└──┴──┘└──┴──┘指针head指向变量m,m.next指向变量n，p指向变量k，不能把结点k插到m和n之间形成新链表的程序段是（）。
①
p-next=head-m.next=p;
②
(*head).next=p;(*p).next=
③
head-next=p-next=head
④
-m.next=k.next=
【单选题】
There will be a new building here next year, _____ ?
①
will it
②
will there
③
be there
④
won’ t there