Because
that's why
because of
that's why
because
because
<span>1) John (tripped) and (cut) his knee as he (was walking) up the volcano.
2) Martin (hasn't reached) the crater yet.
3) Look at the volcano. Huge rocks (are exploding) out of the crater.
4) They (are going) volcano surfing tomorrow.
5) Luke (has worked) hard for the last three weeks.
6) We (are leaving) for Chile next Monday.</span>
<span>Oh,a new house is being built (время - Present Continuous)</span>
Sam has not got a cat.
Ann has not got ten cats.
Tim has not got a grey rabbit
Nick has not got ten black hens
Bob has not got a big bag
He will give her his notebook