He was ordered to keep track of it. He was ordered to _______ it.
A: record
B: control
C: follow
D: check
A: record
B: control
C: follow
D: check
举一反三
- He has to check the (spell)________ of a difficult word before he uses it.
- He has to check the (spell) ______ of a difficult word before he used it.
- He ordered that the work __________ (start) at once.
- He ordered that the books (send) ______ at once.
- He ordered that the books _____ (send) there at once.