问题
选择题
--- I ______ so busily recently that I ______ no time to help you with your math.
--- That’s OK. I can manage it by myself.
A．have been working; have
B．have worked; had
C．am working; will have
D．had been working; had had
答案
答案：A
recently常与现在完成时或一般过去时连用。第二空应用一般现在时。