用所给词的适当形式填空!拜求!1.—There'll be a physics test tomorrow.—It's __________ (important,go over) the lessons today.2.—What a hot day today!—It's ______________ (nice,have) some ice creams.3.—It's hot in summer,cold in wi

用所给词的适当形式填空!拜求!
1.—There'll be a physics test tomorrow.—It's __________ (important,go over) the lessons today.
2.—What a hot day today!—It's ______________ (nice,have) some ice creams.3.—It's hot in summer,cold in winter and windy in spring.—So ____________ (best time,visit) Beijing is autumn,isn't it?
4.—Is it ___________ (possible,finish) your homework before six.—Well,I'll try but it's hard.
5.—Oh,next Sunday is Mother's Day.—So it's ________ (good idea,prepare) some gifts for mum now

1.important to go over
2.nice to have
3.the best time to visit
4.possible to finish
5.a good idea to prepare

1. —There'll be a physics test tomorrow.—It's __important to go over___ (important, go over) the lessons today.
2. —What a hot day today! —It's _nice to have_____________ (nice, have) some ice c...

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1. —There'll be a physics test tomorrow.—It's __important to go over___ (important, go over) the lessons today.
2. —What a hot day today! —It's _nice to have_____________ (nice, have) some ice creams.
3. —It's hot in summer, cold in winter and windy in spring. —So ____it's best time to visit________ (best time, visit) Beijing is autumn, isn't it?
4. —Is it __possible to finish__ (possible, finish) your homework before six. —Well, I'll try but it's hard.
5. —Oh, next Sunday is Mother's Day. —So it's _a good idea to prepare__ (good idea, prepare) some gifts for mum now
全是不定式充当真正主语的。
结构：
it + be + adj/n + to -v

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1. important to go over
2.nice to have
3. it's best time to visit
4. possible to finish
5. a good idea to preapre

important to go over
nice to have
the best time to visit Beijing
possible to finish
a good idea to prepare

1.It is important to go over
2.It is nice to have
3.So the best time to visit
4.Is it impossible to finish
5.So it is a good idea to prepare
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