题目内容：
—This train is going ______ the tunnel quickly.
A down B through C along D in
参考答案：
答案解析：
选择题：—This train is going ______ the tunnel quickly.A down B through C along D in
- 题目分类： 大学英语B级
- 题目类型：选择题
- 查看权限：VIP
地面上，增压系统工作在自动方式，当发动机起动好后，如果将FIT/GRD（飞行/地面）电门放到”FLT（飞行）”位，则：（）.A．飞机保持释压
地面上，增压系统工作在自动方式，当发动机起动好后，如果将FIT/GRD（飞行/地面）电门放到”FLT（飞行）”位，则：（）.A．飞机保持释压B．飞机将增压到所选择的座舱高度C．飞机将增压到比起飞机场低200英尺的高度D．飞机将增压到比起飞机场低300英尺的高度
—You've caught a cold. You'd better ______to school.
—You've caught a cold. You'd better ______to school.
—You will soon ______ the weather here, and then the changes in temperature w...
—You will soon ______ the weather here, and then the changes in temperature w...
—My mother still went to work yesterday ______she didn't feel well.
—My mother still went to work yesterday ______she didn't feel well.
锅炉给水经（）提高水温后，进入汽包。A．省煤器B．空气预热器C．汽包D．过热器
锅炉给水经（）提高水温后，进入汽包。A．省煤器B．空气预热器C．汽包D．过热器