Pregnancy can not be conceived to check ultrasound, blood tests, hysterosalpingography and other tests. 1. ultrasound: the most common test is to do vaginal ultrasound, to know the number of sinus follicles, but also can monitor the follicle development, through ultrasound can understand the follicle from small to large until the process of discharge, if there is a normal ovulation, there is the possibility of conception. 2. Blood test: Through blood test, we can know the sex hormone, anti-mullerian hormone, which can know the ovarian function. 3. Hysterosalpingography: through the imaging test can know whether the fallopian tube is smooth or not, if bilateral fallopian tube obstruction, need to test tube to help pregnancy. Women who can’t conceive also need to do some other tests, it is recommended that they should consult a doctor in time, under the guidance of the doctor to carry out a detailed examination.