用名词性从句完成下列句子

Question

1我们应该制定一项计划来应付目前严峻的形势，这一点非常重要。____work out a plan to deal with the present serious situation___very important.
2老师告诉我们太阳从东方升起，在西方落下。our teacher told us the sun___in the east,and__ _in the west
3月球上有没有生命是个有趣的问题___life on the moon____an interesting question
4如果您能在托福考试方面给我一些指点，我会很感激的。
I will appreciate ____your can give me some advice about the TOEFL
说清楚点名词性从句怎么用的

Answer 1

1我们应该制定一项计划来应付目前严峻的形势，这一点非常重要。
_We should___work out a plan to deal with the present serious situation_that/which is__very important.

2老师告诉我们太阳从东方升起，在西方落下。
our teacher told us the sun_rises__in the east,and__falls _in the west

3月球上有没有生命是个有趣的问题__Whether no_life on the moon___is_an interesting question

4如果您能在托福考试方面给我一些指点，我会很感激的。

I will appreciate _if___you can give me some advice about the TOEFL

Answer 2

1我们应该制定一项计划来应付目前严峻的形势，这一点非常重要。That we should work out a plan to deal with the present serious situation is very important.(这是主语从句）
2老师告诉我们太阳从东方升起，在西方落下。our teacher told us the sun rises in the east,and set in the west.(这是宾语从句）
3月球上有没有生命是个有趣的问题Whether there is life on the moon is an interesting question(主语从句）
4如果您能在托福考试方面给我一些指点，我会很感激的。
I will appreciate it if you can give me some advice about the TOEFL(同位语从句)

Answer 3

1我们应该制定一项计划来应付目前严峻的形势，这一点非常重要。
What we should do is to work out a plan to deal with the present serious situation, which is very important.
2老师告诉我们太阳从东方升起，在西方落下。
Our teacher told us that the sun rises in the east and sets in the west.
3月球上有没有生命是个有趣的问题
Whether there is life on the moon is an interesting question
4如果您能在托福考试方面给我一些指点，我会很感激的。
I will appreciate it if you can give me some advice which is on TOEFL.

Answer 4

1 that we should , is
2 rises, sets
3 that there is no, is
4 it that