问题

Students should learn how problems.[ ]
A: solve
B: solving
C: can solve
D:to solve
B: solving
C: can solve
D:to solve
正确答案是:
同类题型
You don’t know ______ I want to see you again. It’s a year since I last saw you.
The student is _________ see the teacher because he_________a mistake.
She has___________ friends, but I have___________.
we were playing basketball on the playground, it began to rain.
Lin Shuhao, _______ NBA player, became a basketball hero. —Yeah, this is a great story of success.