More tourists would come to this country if things ( ) so expensive.
①are not ②had not been ③were not ④have not been
If I had followed your advice, I ( ).
①will succeed ②would succeed ③would have succeeded ④succeed
If she ( ) late, give her this message.
①were coming ②would come ③should come ④shall come
If I were ( ) go abroad, I would go to France.
①for ②to ③on ④about
If I ( ) tomorrow, what would become of my family?
①will die ②would die ③am to die ④were to die
If the river ( ) run dry, the water supply will be cut off.
①should ②could ③might ④would
If he had taken his doctor’s advice, he ( ) quickly.
①could have recovered ②had recovered
③recovered ④was able to recover
If I ( ) the truth, I would tell you.
①have known ②will know ③knew ④know