23.I couldn`t go to sleep last night because I had a (an)___

23.I couldn`t go to sleep last night because I had a (an)___ I couldn't sleep last night? i failed -----(go)to sleep last night because Last night he had a bed to sleep ___,but I had only a chair i couldn't sleep well last night because i coughed badly.-if I [couldn't sleep] last night .对括号处提问 it was___hat i couldn't sleep well last night A so hot day B last night he had a bed to sleep ,but I only had a chair to I couldn't have the opportunity (because I had to go back to Did you go to the cinema last night?Unluckily,I couldn't( )i we couldn`t take a bus to go home because ____ of us had ___ i am sleepy---ididn't sleep well last night a.because b.that