it‘s + 形容词 + doing 形容词和doing间是否有介词省略?It's dangerous swimming in the sea.是否有省略,或是只是简单的动名词做主语swimming in the sea is dangerous

It is+形容词后面可不可以加doing it‘s + 形容词 + doing 形容词和doing间是否有介词省略?It's dangerous swimming in the sea.是否有省略,或是只是简单的动名词做主语swimming in the sea is dangerous 用英语造句:1.take place 2.see.doing 3.be busy 4.It's 形容词 for sb to do sth It's + 形容词 + 宾语从句 造句 it's+形容词+fun 后加什么 it's +形容词+to do的用法 It's+形容词+to+do是什么意思 It’s fun to do还是doing it's adj+to do还是doing? it's doing better than OK翻译 It's time for doing having 造句 it‘s use doing是什么意思的短语? it's easy saying than doing,翻译 请翻译if it's worth doing,it's worth doing imperfectly 1 it's important (for sb.)to do sth.2 it's time for sth.3 it's time(for sb.) to do sth.4 it's three metres long/high/wide.5 it takes sb.some time to do sth.6 keep sb dong7 keep/make sth+形容词8 look forward to sth./doing sth.9 make/let sb.(not ) d 根据形容词填空pretty beautiful 1.How about this blue blouse?It's().I'll take it.2.What are you doing?We are making a lot of () kites. it + be +形容词+ doing 可以和it be 形容词 to do 如 it is great seeing you again和it is great to see you again? it's (well) worth one's while doing/to do...it's (well) worth while doing/to do...