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will; has stopped are about to; stops are going to; will stop /; stops
stop having stop to have not to stop to have stop not having
shall we shall I will you do you
been practising practise Practised practising
write to write writing and write
when; returns where; will return where; returns when; will return
have to having having to have
Even if , don’t stop Even though, won’t stop Even, will not stop Even although, shall never stop
when; returns where; returns where, will return when; will return
don’t, isn’t don’t stop shall, doesn’t aren’t, doesn’t
when shall we start who are you waiting for
where the nearest bus stop is why were you late
and, and or, or and, or or, and
or, and or, or and, or and, and
a;a a;the the ;an the, 不填
have to having having to have
when;returns where;returns where,will return when;will return
write to write writing and write