【单选题】
Oil []which is lighter than water, rises to the surface.
①
comma
②
dash
③
brackets
④
semicolon
【单选题】
t和q分别指向图中所示结点:ptq↓↓↓┌──┬──┐┌──┬──┐┌──┬──┐│data│next┼→│data│next┼→│data│next┼→...└──┴──┘└──┴──┘└──┴──┘现要将t和q所指结点的先后位置交换，同时要保持链表的连续，以下错误的程序段是（）
①
t-next=q-p-next=q;q-next=t;
②
p-next=q;t-next=q-q-next=t;
③
q-next=t;t-next=q-p-next=q;
④
t-next=q-q-next=t;p-next=q;
【单选题】
4. This kind of plant ____ a lot of water at all times.
①
assumes
②
limits
③
produces
④
requires
【单选题】
Shall we sit up here on the grass or down there near the water?_________
①
I’d rather stay here if you don’t mind.
②
Sorry, I don’t like neither.
③
Certainly, why not?
④
Yes, we like these two places.
【单选题】
- Shall we sit up here on the grass or down there near the water?
①
I’d rather stay here if you don’t mind
②
Sorry, I don’t like neither
③
Certainly, why not?
④
Yes, we like these two places
【单选题】
Three-fourths of the homework ____ today.
①
has finished
②
has been finished
③
have finished
④
have been finished
【单选题】
_____ is it_____ made Peter_____ he is today?
①
What; that; that
②
That; that; what
③
What; what; that
④
What; that; what
【单选题】
A: Are you feeling better today? B: [填空].
①
There must be something wrong
②
Just have a good rest
③
Yes, thank you, doctor. But I still dont feel good
④
Dont worry about me