—Where did she find________old pictures?—She found them in the drawer by________accident.
The course about Chinese food attracts over 100 students per year, ________ up to half are from overseas.
The road construction is based on the agreement, one of ________ purposes is to ensure its completion on time.
.What sets human beings apart from animals is not the pursuit of happiness, but the pursuit of meaning, ________ is unique to humans.
One theory, ________ suggested by Harvard University, is that humans began cooking their food, thereby releasing nutrients locked in the raw food and reducing the time needed to chew it.
________ is shown in the report, teenager problems are often connected with family life education.