couldn’t

shouldn’t

should

could

must

would

might

should

did they

didn’t they

have they

haven’t they

will spend

have been spending

had spent

has cleared

hasn’t been cleared

hasn’t cleared

has to be cleared

in addition

but also

moreover

also

very big

so big

such a big

such big

couldn’t

shouldn’t

can’t

wouldn’t

may be

could have

must have been

must be

left

had been left

has left

had left