【单选题】Only after you explained it to me ____ it was not my teacher’s fault.
【单选题】After the summer camp, I realized I wanted to take a route _______ _ I could use English all the time.
【单选题】对于铁、铝氧化物类粘土矿物来说,第 条是错误的。
【单选题】______had I bought the computer______I regretted spending so much money on it.
【单选题】It was not _____ she took off her glasses _____ I realized she was a famous film star.