We students are so busy with our homework that we have no time for outdoor exercise, ______ we have the desire.
I extend a warm welcome to you ___ my colleagues.
There has been serious ___ between the two political parties over this question.
We can overcome all the difficulties ___ we are closely united.
I can’t ___ the loud music. It is driving me mad.
The engineers are so busy that they have zero time for outdoor sports activities, ___ they have the interest.