【单选题】mary iled in a way that let john know right ___ the bat that she wasn't about to fulfill his dream --- to go out with her so soon.
光纤通信系统中常用的光检测器主要有（）。
【单选题】if you are still ____ about doing exercise, you can put your trust in us and give it a try.
【单选题】she has had to take time ___ from her job in a d.c. law firm to deal with this unexpected problem
测试
细胞学说的科学价值主要是()
【填空题】he was found guilty and was ____ in the tower of london, where he died very quickly, aged only 47. (选词填空：imprisoned, imprinsoning)
【单选题】most cities in the country have introduced "clean air zones" _____ factories and households are only allowed to burn okeless fuel.
运动摄影的三种模式不包括：
【填空题】because there are so many ____ groups in the u.s., especially on the east coast and the west coast, american cuisine has many different cultural influences. (选词填空：ethinic, picnic)
【单选题】research shows that ________ against women influences hiring decisions as well as performance reviews and promotions.