问题
There are so many kinds of pens in the shop ,I can’t decide ＿＿.
A:when to buy
B:where to buy
C:what to buy
D:which to buy;
B:where to buy
C:what to buy
D:which to buy;
正确答案是：
同类题型
Stand over there _____you’ll be able to see it better
She devoted herself________to her research and it earned her a good reputation in her field.
If I’m free,I’d like to spend ______holiday in Dunhuang.
as got into _______ habit of collectingnewspaper cuttings, which is _______ great joy for him
_______ it’s very foggy, the highway is closed for the time being.