WehavebookedaroomforyouinGardenHotel,themeetingwillbeheld.

Areyouinthisclass?

Twoofthemarehere,butwherearestudents?

Whenhegrowsup,headesigner.

youchoosepackage,youdon’thavetoworryabouttheschedule.

MygrandparentsenjoyBeijingOpera.

Look!Thereisabigtreethelibrary.

It'sabighouseinterestinggarden.

Nobodytoldus.

TranslatethesentenceintoChinese.Safetycomesfirst.

()wasyourweekend?

()hoursofsleepdoyouhaveeveryday?

what'sthemeaningof"穿过"?

等比数列1，3，9，27，…，的公比是3（）。

垂直于同一个平面的两条直线互相平行