— How long have you been here？— ______ the end of last month，

(2013·江西两所名校二模)The progress of the work will depend on what the weather conditions are and ________ modern the equipment is.

________ the delayed flight will take off depends much on the weather.

—I like your new shoes! —Thanks．I had to try on almost a dozen pairs ______ I decided to get them．

 —What has  made him look like lacking sleep?—_______ his wife is ill and he has to get up several times a night to attend to her.