下面的题答案是哪一项Nosooner______atthedeskthanthetelephonerang.a.hadhesatdownb.didhesatdownc.hehadsatdownd.hesatdown选b对吗Onlyonceinawhile_______achancetogocamping.a.dowegetb.getwec.wegetd.wed

　　下面的题答案是哪一项

　　Nosooner______atthedeskthanthetelephonerang.

　　a.hadhesatdownb.didhesatdownc.hehadsatdownd.hesatdown

　　选b对吗

　　Onlyonceinawhile_______achancetogocamping.

　　a.dowegetb.getwec.wegetd.wedidget

　　选c对吗

　　I'mconfusedabouttheway_____thepastparticiplesareusedasads.

　　a.whichb.wherec.thatd.when

　　Ifit_____tomorrow,wewouldn'tgotoapicnic.

　　a.rainb.rainedc.wouldraind.shouldberained