什么是欢送词？
参考答案：欢送词是送别客人时表达良好祝愿的一种讲话类文书。
—Be careful! You might fall into the water.
—Thank you. I ______ I _______ so close to the pool.
A．didn’t know; am standing
B．don’t know; am standing
C．didn’t know; was standing
D．didn’t know; would stand
“谋事要实”的诠释是什么？
