A beam of light will not bend round corners unless ________ (make) to do so with the help of a reflecting device
made
暂无解析
I wish you ________ like that.
This diploma ( 毕业文凭 ) ________ that you have completed high school.
Those who’d like to visit the exhibition ________ (sign) your names here.
Wewerebusy________(get)thingsreadyforthetrialproductionwhenhephonedus.
Only when you have obtained sufficient data ________ come to a sound conclusion.