419.Tom，you didn't come to the party last night?
I _____，but I suddenly remembered I had homework to do.
A.had to
B.didn't
C.was going to
D.wouldn't
420.How can I apply for an online course?
Just fill out this form and we ____ what we can do for you.
A.see
B.are seeing
C.have seen
D.will see
419.答案是C;I was going to, but…意为:我本打算去的，但是…。
420.答案是D;在祈使句+and+陈述句的结构中，and之后常用一般将来时。
