let's study the__________(twelve)lesson

let's study the__________(twelve)lesson let's learn lesson 18,the( )lesson let's s_______ our lesson Let's Study English It's twelve o'clock.Let's The twelve lesson is Kitty's favourite in Book 2 Let's learn the (第一）lesson. let's learn the [ ] [two]lesson today It‘s twelve o’clock.Let‘s have（ ） It's twelve now.Let's have ---lunch together. It's twelve now.Let's have ____lunch together. let's try ()study english ()good填空