问题
选择题
| Listen! Do you hear someone _____ for help? |
A. calling B. call C. to call D. called |
答案
答案：A
搜题请搜索小程序“爱下问搜题”
| Listen! Do you hear someone _____ for help? |
A. calling B. call C. to call D. called |
答案：A
充填体完好无继发龋，叩诊（++），冷热测迟钝，热测疼痛。造成该患牙的原因最可能为（）