I'll be very glad_____ to the lecture this afternoon.A.if he will comeB.if he comesC.if he should comeD.if he had come

I'll be very glad_____ to the lecture this afternoon.A.if he will comeB.if he comesC.if he should comeD.if he had come
I'll be very glad_____ to the lecture this afternoon.A.if he will come
B.if he comes
C.if he should come
D.if he had come

I'll be very glad_____ to the lecture this afternoon.A.if he will comeB.if he comesC.if he should comeD.if he had come
B
条件状语从句
主句使用将来时,if引导的从句要使用一般现在时