This is our c ___,it's very big.填class还是city?填哪个都行吗

This is our c ___,it's very big.填class还是city?填哪个都行吗 .___ is our duty for us young adults to work hard at our lessons.A.That B.It C.This D.He Do you know ___ tomato this is?It is on our desk.(who) 英语翻译填空吧：It is our ___ to ___ ___ ___ ___ ___ ___each challenge in our education ___ ___ ___ ___ our teachers . It is most probable that he will be here at our school this Saturday=He ___ ___ ___ be here …… This is ___ room.A.we B.our C.us 在横线上填A,B,C mum,the sports ___ of our school is coming soon.___ is it,helen?it's ___ the 16th of june,this friday.what ___ you like o take part in? This money is their weekly pocket money.___ is not a gift.A.They B.It C.Money D.This this is our new classroom building.it ( ) beautiful.A.looks B.looks like C.to look This wallet isnit ___ (my).It is ___ (Mike) This is ___school.___NO,6 middle school .a my ,t's b my ,ts c our ,It d our ,ts ( )___ is wrong to copy other students' homework.A.This B.That C.It D.There Mary,___ is my friend,Emma.A.it B.that C.this D.she whose watch is that?I mean the black ___.A it B one C this 单选:is ___ easy to learn to swim?a.that b.it c.this There are some presents here.This ___ is from Dad.A.it B.ones C.one ___ that electricity plays such an important part in our daily life!A.What is it B.What does it C.Why is it D.Why does it This foodball is ___ you.It's ___ your uncle.A.to;for B.for;from C.from;for