Nobody noticed the thief slip into the house because the lights happened to .
The Tower of London is _______ the Church Tower.
.Dalian is______ most beautiful coastal city and I believe I will come for ______ second visit.
____ other good students, the teacher thinks , Hank is ___ student.
You can’t imagine what great trouble I have ___ I want very much.
Lucy is very shy and never speaks _________. A until speaking B. unless spoken to C. unless speaking to D. only if spoken to