let's hurry. they ________ be waiting for us. A.must B.could
let's hurry. they ________ be waiting for us. A.must B.could
They must be waiting for us,()?a.aren't they b.mustn't they
Hurry up,Mary _______for us at the station.A.must be waiting
一英语BE的用法问题1.Hurry up!he must be waiting for us at the statio
must the us gate they waiting at school be for 连词成句
Hurry up!Jane__for us at the bus stop.A.must wait B.must be
Let's hurry up,___?Let us hurry up,___?
they are --- a bus now A waiting for B waiting
you must hurry,( )your mother is waiting for you outside
Be quick!They are waiting for you( )the box.A,opening B,to o
Be quick!They've been waiting for us for ____ hour and ___ha
it's time for ------home.let's ---------.A.us to go,go B.me