we look forward to delivery of the goods in the fourth quarter与we look forward to delivering the goods in the fourth quarter的区别,为什么不能用delivering呢?两个不是都可以么?

We look forward to,our We look forward to,our future. The day we look forward to ______The day we look forward to ______.A.coming B.came C.is coming D.have come为什么不选A？ The days we look forward to ___at lastA coming B came C comes D be coming The days we look forward to _______ at last.A.coming B.came C.comes D.be coming但是 look forward to 后不是接doing吗 急look forward to与Look forward We look forward to,our future.类似于这个的句子 we look forward to( ) you around our new library We look forward to hearing from you soon We are all ()(look) forward to a great day out. We look forward to __ [see] you again. 请问~We look forward to your visit是什么意思哪 We look forward to ____to the opening ceremony. We all look forward to ____(have) a long hdiday we all look forward to w______ up mount huang We look forward to ( )to the opening ceremonyinvite B be invite C having been invited D being invited look forward to等于 Look forward to造句