Not only _____ our suggestions he _____ late together with us but he also started out alone at once.

I didn’t know when he _____ back. He said he would call me when he _____ home.

Jim, this is your sports shoe. where is?

Science and technology are developing ______ quickly that some new electronic products are out-of-date within several months.

What else do you want for the dinner?—else. I don’t think I can eat more.