be/feel lucky to do sth [做某事感到很幸运]
have trouble with sth [在某方面有困难]
wondering =want to know[琢磨]
have trouble doing sth [做某事有困难]
post sb sth =post sth to sb [给某人发某物=发某物给某人]
have a sb do sth [让某人做某事]
ask sb not to do sth [请求某人不要做某事]
be going to do sth[ 将要/打算做某事]
be ready to do sth [准备好/愿意做某事]