#lesson23

an auxiliary which expresses the speaker's judgment that s.o./s.t. should do s.t. or should be in some state

should; ought to

a phrase that conveys the idea that there is no other choice than to do s.t., or that s.t. is true of only one of a select few things

there is no (other) choice but to; there is no other way than to; have to; nothing but; but; not ~ other than

a phrase used to indicate that a state or action is more desirable.

nothing is better than; if possible; be the best; be ideal;

a phrase that is used to indicate that an action/ state mentioned in the topic phrase or clause is nothing but s.t.

be nothing but ~; be simply ~