------Mom, is Dad coming to pick us up?------Yes, I am sure he _________ on the platform when we pull into the station.

[单选题]—How clean the bedroom is!—Yes,I am sure that someone it.A．cleans B.cleaned C.has cleaned D.had cleaned

[主观题]I’msureheisuptothejob__________hewouldgivehismindtoit.A．)ifonlyB)incaseC．)untilD)unless

[单选题]When we arrived at the airport，he had been waiting for us for ( ).A.sometim

To be honest, he didnt tell any of us about his coming, he just showed up _ in t

But I am not sure.A. may rainB. might rainedC. must rainD. may have rained

In order to make sure he would be able to attend the meeting, I called him up tw

-I wonder why Mr Green hasn’t showed up at the meeting yet.-I’m not sure, but he

We make sure we’re always well stocked up with candles, just ________.A. in case

And that, he claims, is pretty much all of us. When were not online, where we sp

And that, he claims, is pretty much all of us. When were not online, where we sp