tried phoning her office, but I couldn’t _______.
You can listen to music or play games on _____ mobile phone and this will make _____ journey less boring.
Xiao Hong worked harder last year. _______, she still didn’t get high grades.
Do you have any difficulty ________?
Sometimes ______English is quite different from ______English in many ways.
_____ of the students who took part in the military training is 1450.