a certain doubt among the people as to the practical value of the project.(D) A.It has B.They have C.It remains D.There remains
Having a trip abroad is certainly good for the old couple, but it remains______whether they will enjoy it.
These plants are watered________.
_____ in her best skirt, the girl tried to make herself ____ at the party.
The boy has made rapid progress in English this term, _____ the teacher praised him yesterday.
After months of voyage, Columbus arrived in ________ later proved a new continent.