... showingconcession 15 7.5double negative in sentences withif2 61 . 8even if 18 9.4if any55 .1; if: ever 19 1 .1; if .happen to2 61 . 1;if ing 411 .6; if .should2 61 . 1;if then2 61 . 9;if .was/were to 2 61 . 2ifandin ... spelling,pronunciation and use4 61 - 463 , 465 - 466 ;or present progressive4 61 . 2,3, 463 .1- 3, 464 .6, 466 ;or present perfect 460 , 463 .6; instead of presentprogressive after conjunctions580.7;future use 215 since tenses522;since.for,inandfrom(time)208;since ... butetc 11 6 .1 wouldreplacingshould 312 .9shoutatorto80.3;passive structure 4 16 .1 show one and two objects 61 0 .7;passive structures 415 shrunken 410 .6 shut andclose 13 2sick andill 266 ;he's...