—Why are you so disappointed? —I went there hurriedly and waited there for 3 hours, ______ the tickets have been sold out.
Frank ______ London by train which ________ at 8:30 next morning.
As you get older, your _______ towards the matter will change.
–Have you finished your experiment report, Jane? --Oh, my god! I’ve _______ forgotten all about that.
We should consider what use can we make ______ such material.
He commanded the students ______ the classroom before he returned.